GSD-2021-36845

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
Multiple Authenticated Stored Cross-Site Scripting (XSS) vulnerabilities in YITH Maintenance Mode (WordPress plugin) versions <= 1.3.8, there are 46 vulnerable parameters that were missed by the vendor while patching the 1.3.7 version to 1.3.8. Vulnerable parameters: 1 - "Newsletter" tab, &yith_maintenance_newsletter_submit_label parameter: payload should start with a single quote (') symbol to break the context, i.e.: NOTIFY ME' autofocus onfocus=alert(/Visse/);// v=' - this payload will be auto triggered while admin visits this page/tab. 2 - "General" tab issues, vulnerable parameters: &yith_maintenance_message, &yith_maintenance_custom_style, &yith_maintenance_mascotte, &yith_maintenance_title_font[size], &yith_maintenance_title_font[family], &yith_maintenance_title_font[color], &yith_maintenance_paragraph_font[size], &yith_maintenance_paragraph_font[family], &yith_maintenance_paragraph_font[color], &yith_maintenance_border_top. 3 - "Background" tab issues, vulnerable parameters: &yith_maintenance_background_image, &yith_maintenance_background_color. 4 - "Logo" tab issues, vulnerable parameters: &yith_maintenance_logo_image, &yith_maintenance_logo_tagline, &yith_maintenance_logo_tagline_font[size], &yith_maintenance_logo_tagline_font[family], &yith_maintenance_logo_tagline_font[color]. 5 - "Newsletter" tab issues, vulnerable parameters: &yith_maintenance_newsletter_email_font[size], &yith_maintenance_newsletter_email_font[family], &yith_maintenance_newsletter_email_font[color], &yith_maintenance_newsletter_submit_font[size], &yith_maintenance_newsletter_submit_font[family], &yith_maintenance_newsletter_submit_font[color], &yith_maintenance_newsletter_submit_background, &yith_maintenance_newsletter_submit_background_hover, &yith_maintenance_newsletter_title, &yith_maintenance_newsletter_action, &yith_maintenance_newsletter_email_label, &yith_maintenance_newsletter_email_name, &yith_maintenance_newsletter_submit_label, &yith_maintenance_newsletter_hidden_fields. 6 - "Socials" tab issues, vulnerable parameters: &yith_maintenance_socials_facebook, &yith_maintenance_socials_twitter, &yith_maintenance_socials_gplus, &yith_maintenance_socials_youtube, &yith_maintenance_socials_rss, &yith_maintenance_socials_skype, &yith_maintenance_socials_email, &yith_maintenance_socials_behance, &yith_maintenance_socials_dribble, &yith_maintenance_socials_flickr, &yith_maintenance_socials_instagram, &yith_maintenance_socials_pinterest, &yith_maintenance_socials_tumblr, &yith_maintenance_socials_linkedin.
Aliases
Aliases
CVE-2021-36845
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{
  "GSD": {
    "alias": "CVE-2021-36845",
    "description": "Multiple Authenticated Stored Cross-Site Scripting (XSS) vulnerabilities in YITH Maintenance Mode (WordPress plugin) versions \u003c= 1.3.8, there are 46 vulnerable parameters that were missed by the vendor while patching the 1.3.7 version to 1.3.8. Vulnerable parameters: 1 - \"Newsletter\" tab, \u0026yith_maintenance_newsletter_submit_label parameter: payload should start with a single quote (\u0027) symbol to break the context, i.e.: NOTIFY ME\u0027 autofocus onfocus=alert(/Visse/);// v=\u0027 - this payload will be auto triggered while admin visits this page/tab. 2 - \"General\" tab issues, vulnerable parameters: \u0026yith_maintenance_message, \u0026yith_maintenance_custom_style, \u0026yith_maintenance_mascotte, \u0026yith_maintenance_title_font[size], \u0026yith_maintenance_title_font[family], \u0026yith_maintenance_title_font[color], \u0026yith_maintenance_paragraph_font[size], \u0026yith_maintenance_paragraph_font[family], \u0026yith_maintenance_paragraph_font[color], \u0026yith_maintenance_border_top. 3 - \"Background\" tab issues, vulnerable parameters: \u0026yith_maintenance_background_image, \u0026yith_maintenance_background_color. 4 - \"Logo\" tab issues, vulnerable parameters: \u0026yith_maintenance_logo_image, \u0026yith_maintenance_logo_tagline, \u0026yith_maintenance_logo_tagline_font[size], \u0026yith_maintenance_logo_tagline_font[family], \u0026yith_maintenance_logo_tagline_font[color]. 5 - \"Newsletter\" tab issues, vulnerable parameters: \u0026yith_maintenance_newsletter_email_font[size], \u0026yith_maintenance_newsletter_email_font[family], \u0026yith_maintenance_newsletter_email_font[color], \u0026yith_maintenance_newsletter_submit_font[size], \u0026yith_maintenance_newsletter_submit_font[family], \u0026yith_maintenance_newsletter_submit_font[color], \u0026yith_maintenance_newsletter_submit_background, \u0026yith_maintenance_newsletter_submit_background_hover, \u0026yith_maintenance_newsletter_title, \u0026yith_maintenance_newsletter_action, \u0026yith_maintenance_newsletter_email_label, \u0026yith_maintenance_newsletter_email_name, \u0026yith_maintenance_newsletter_submit_label, \u0026yith_maintenance_newsletter_hidden_fields. 6 - \"Socials\" tab issues, vulnerable parameters: \u0026yith_maintenance_socials_facebook, \u0026yith_maintenance_socials_twitter, \u0026yith_maintenance_socials_gplus, \u0026yith_maintenance_socials_youtube, \u0026yith_maintenance_socials_rss, \u0026yith_maintenance_socials_skype, \u0026yith_maintenance_socials_email, \u0026yith_maintenance_socials_behance, \u0026yith_maintenance_socials_dribble, \u0026yith_maintenance_socials_flickr, \u0026yith_maintenance_socials_instagram, \u0026yith_maintenance_socials_pinterest, \u0026yith_maintenance_socials_tumblr, \u0026yith_maintenance_socials_linkedin.",
    "id": "GSD-2021-36845"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-36845"
      ],
      "details": "Multiple Authenticated Stored Cross-Site Scripting (XSS) vulnerabilities in YITH Maintenance Mode (WordPress plugin) versions \u003c= 1.3.8, there are 46 vulnerable parameters that were missed by the vendor while patching the 1.3.7 version to 1.3.8. Vulnerable parameters: 1 - \"Newsletter\" tab, \u0026yith_maintenance_newsletter_submit_label parameter: payload should start with a single quote (\u0027) symbol to break the context, i.e.: NOTIFY ME\u0027 autofocus onfocus=alert(/Visse/);// v=\u0027 - this payload will be auto triggered while admin visits this page/tab. 2 - \"General\" tab issues, vulnerable parameters: \u0026yith_maintenance_message, \u0026yith_maintenance_custom_style, \u0026yith_maintenance_mascotte, \u0026yith_maintenance_title_font[size], \u0026yith_maintenance_title_font[family], \u0026yith_maintenance_title_font[color], \u0026yith_maintenance_paragraph_font[size], \u0026yith_maintenance_paragraph_font[family], \u0026yith_maintenance_paragraph_font[color], \u0026yith_maintenance_border_top. 3 - \"Background\" tab issues, vulnerable parameters: \u0026yith_maintenance_background_image, \u0026yith_maintenance_background_color. 4 - \"Logo\" tab issues, vulnerable parameters: \u0026yith_maintenance_logo_image, \u0026yith_maintenance_logo_tagline, \u0026yith_maintenance_logo_tagline_font[size], \u0026yith_maintenance_logo_tagline_font[family], \u0026yith_maintenance_logo_tagline_font[color]. 5 - \"Newsletter\" tab issues, vulnerable parameters: \u0026yith_maintenance_newsletter_email_font[size], \u0026yith_maintenance_newsletter_email_font[family], \u0026yith_maintenance_newsletter_email_font[color], \u0026yith_maintenance_newsletter_submit_font[size], \u0026yith_maintenance_newsletter_submit_font[family], \u0026yith_maintenance_newsletter_submit_font[color], \u0026yith_maintenance_newsletter_submit_background, \u0026yith_maintenance_newsletter_submit_background_hover, \u0026yith_maintenance_newsletter_title, \u0026yith_maintenance_newsletter_action, \u0026yith_maintenance_newsletter_email_label, \u0026yith_maintenance_newsletter_email_name, \u0026yith_maintenance_newsletter_submit_label, \u0026yith_maintenance_newsletter_hidden_fields. 6 - \"Socials\" tab issues, vulnerable parameters: \u0026yith_maintenance_socials_facebook, \u0026yith_maintenance_socials_twitter, \u0026yith_maintenance_socials_gplus, \u0026yith_maintenance_socials_youtube, \u0026yith_maintenance_socials_rss, \u0026yith_maintenance_socials_skype, \u0026yith_maintenance_socials_email, \u0026yith_maintenance_socials_behance, \u0026yith_maintenance_socials_dribble, \u0026yith_maintenance_socials_flickr, \u0026yith_maintenance_socials_instagram, \u0026yith_maintenance_socials_pinterest, \u0026yith_maintenance_socials_tumblr, \u0026yith_maintenance_socials_linkedin.",
      "id": "GSD-2021-36845",
      "modified": "2023-12-13T01:23:16.724201Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "audit@patchstack.com",
        "DATE_PUBLIC": "2021-09-23T11:55:00.000Z",
        "ID": "CVE-2021-36845",
        "STATE": "PUBLIC",
        "TITLE": "YITH Maintenance Mode (WordPress plugin) \u003c= 1.3.8 - Multiple Authenticated Stored Cross-Site Scripting (XSS) vulnerabilities"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "YITH Maintenance Mode (WordPress plugin)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_name": "\u003c= 1.3.8",
                          "version_value": "1.3.8"
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                  }
                ]
              },
              "vendor_name": "YITH"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "Original researcher - Vlad Visse (Patchstack), research based on previously reported vulnerability by Asif Nawaz Minhas (Patchstack Red Team)"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
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          {
            "lang": "eng",
            "value": "Multiple Authenticated Stored Cross-Site Scripting (XSS) vulnerabilities in YITH Maintenance Mode (WordPress plugin) versions \u003c= 1.3.8, there are 46 vulnerable parameters that were missed by the vendor while patching the 1.3.7 version to 1.3.8. Vulnerable parameters: 1 - \"Newsletter\" tab, \u0026yith_maintenance_newsletter_submit_label parameter: payload should start with a single quote (\u0027) symbol to break the context, i.e.: NOTIFY ME\u0027 autofocus onfocus=alert(/Visse/);// v=\u0027 - this payload will be auto triggered while admin visits this page/tab. 2 - \"General\" tab issues, vulnerable parameters: \u0026yith_maintenance_message, \u0026yith_maintenance_custom_style, \u0026yith_maintenance_mascotte, \u0026yith_maintenance_title_font[size], \u0026yith_maintenance_title_font[family], \u0026yith_maintenance_title_font[color], \u0026yith_maintenance_paragraph_font[size], \u0026yith_maintenance_paragraph_font[family], \u0026yith_maintenance_paragraph_font[color], \u0026yith_maintenance_border_top. 3 - \"Background\" tab issues, vulnerable parameters: \u0026yith_maintenance_background_image, \u0026yith_maintenance_background_color. 4 - \"Logo\" tab issues, vulnerable parameters: \u0026yith_maintenance_logo_image, \u0026yith_maintenance_logo_tagline, \u0026yith_maintenance_logo_tagline_font[size], \u0026yith_maintenance_logo_tagline_font[family], \u0026yith_maintenance_logo_tagline_font[color]. 5 - \"Newsletter\" tab issues, vulnerable parameters: \u0026yith_maintenance_newsletter_email_font[size], \u0026yith_maintenance_newsletter_email_font[family], \u0026yith_maintenance_newsletter_email_font[color], \u0026yith_maintenance_newsletter_submit_font[size], \u0026yith_maintenance_newsletter_submit_font[family], \u0026yith_maintenance_newsletter_submit_font[color], \u0026yith_maintenance_newsletter_submit_background, \u0026yith_maintenance_newsletter_submit_background_hover, \u0026yith_maintenance_newsletter_title, \u0026yith_maintenance_newsletter_action, \u0026yith_maintenance_newsletter_email_label, \u0026yith_maintenance_newsletter_email_name, \u0026yith_maintenance_newsletter_submit_label, \u0026yith_maintenance_newsletter_hidden_fields. 6 - \"Socials\" tab issues, vulnerable parameters: \u0026yith_maintenance_socials_facebook, \u0026yith_maintenance_socials_twitter, \u0026yith_maintenance_socials_gplus, \u0026yith_maintenance_socials_youtube, \u0026yith_maintenance_socials_rss, \u0026yith_maintenance_socials_skype, \u0026yith_maintenance_socials_email, \u0026yith_maintenance_socials_behance, \u0026yith_maintenance_socials_dribble, \u0026yith_maintenance_socials_flickr, \u0026yith_maintenance_socials_instagram, \u0026yith_maintenance_socials_pinterest, \u0026yith_maintenance_socials_tumblr, \u0026yith_maintenance_socials_linkedin."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-79 Cross-site Scripting (XSS)"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://wordpress.org/plugins/yith-maintenance-mode/#developers",
            "refsource": "CONFIRM",
            "url": "https://wordpress.org/plugins/yith-maintenance-mode/#developers"
          },
          {
            "name": "https://patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-maintenance-mode-plugin-1-3-8-multiple-authenticated-stored-cross-site-scripting-xss-vulnerabilities",
            "refsource": "MISC",
            "url": "https://patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-maintenance-mode-plugin-1-3-8-multiple-authenticated-stored-cross-site-scripting-xss-vulnerabilities"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "Update to 1.4.0 or higher version."
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:yithemes:yith_maintenance_mode:*:*:*:*:*:wordpress:*:*",
                "cpe_name": [],
                "versionEndIncluding": "1.3.8",
                "vulnerable": true
              }
            ],
            "operator": "OR"
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      "cve": {
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          "ID": "CVE-2021-36845"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "Multiple Authenticated Stored Cross-Site Scripting (XSS) vulnerabilities in YITH Maintenance Mode (WordPress plugin) versions \u003c= 1.3.8, there are 46 vulnerable parameters that were missed by the vendor while patching the 1.3.7 version to 1.3.8. Vulnerable parameters: 1 - \"Newsletter\" tab, \u0026yith_maintenance_newsletter_submit_label parameter: payload should start with a single quote (\u0027) symbol to break the context, i.e.: NOTIFY ME\u0027 autofocus onfocus=alert(/Visse/);// v=\u0027 - this payload will be auto triggered while admin visits this page/tab. 2 - \"General\" tab issues, vulnerable parameters: \u0026yith_maintenance_message, \u0026yith_maintenance_custom_style, \u0026yith_maintenance_mascotte, \u0026yith_maintenance_title_font[size], \u0026yith_maintenance_title_font[family], \u0026yith_maintenance_title_font[color], \u0026yith_maintenance_paragraph_font[size], \u0026yith_maintenance_paragraph_font[family], \u0026yith_maintenance_paragraph_font[color], \u0026yith_maintenance_border_top. 3 - \"Background\" tab issues, vulnerable parameters: \u0026yith_maintenance_background_image, \u0026yith_maintenance_background_color. 4 - \"Logo\" tab issues, vulnerable parameters: \u0026yith_maintenance_logo_image, \u0026yith_maintenance_logo_tagline, \u0026yith_maintenance_logo_tagline_font[size], \u0026yith_maintenance_logo_tagline_font[family], \u0026yith_maintenance_logo_tagline_font[color]. 5 - \"Newsletter\" tab issues, vulnerable parameters: \u0026yith_maintenance_newsletter_email_font[size], \u0026yith_maintenance_newsletter_email_font[family], \u0026yith_maintenance_newsletter_email_font[color], \u0026yith_maintenance_newsletter_submit_font[size], \u0026yith_maintenance_newsletter_submit_font[family], \u0026yith_maintenance_newsletter_submit_font[color], \u0026yith_maintenance_newsletter_submit_background, \u0026yith_maintenance_newsletter_submit_background_hover, \u0026yith_maintenance_newsletter_title, \u0026yith_maintenance_newsletter_action, \u0026yith_maintenance_newsletter_email_label, \u0026yith_maintenance_newsletter_email_name, \u0026yith_maintenance_newsletter_submit_label, \u0026yith_maintenance_newsletter_hidden_fields. 6 - \"Socials\" tab issues, vulnerable parameters: \u0026yith_maintenance_socials_facebook, \u0026yith_maintenance_socials_twitter, \u0026yith_maintenance_socials_gplus, \u0026yith_maintenance_socials_youtube, \u0026yith_maintenance_socials_rss, \u0026yith_maintenance_socials_skype, \u0026yith_maintenance_socials_email, \u0026yith_maintenance_socials_behance, \u0026yith_maintenance_socials_dribble, \u0026yith_maintenance_socials_flickr, \u0026yith_maintenance_socials_instagram, \u0026yith_maintenance_socials_pinterest, \u0026yith_maintenance_socials_tumblr, \u0026yith_maintenance_socials_linkedin."
            }
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                  "value": "CWE-79"
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        "references": {
          "reference_data": [
            {
              "name": "https://patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-maintenance-mode-plugin-1-3-8-multiple-authenticated-stored-cross-site-scripting-xss-vulnerabilities",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-maintenance-mode-plugin-1-3-8-multiple-authenticated-stored-cross-site-scripting-xss-vulnerabilities"
            },
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              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 3.5,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 6.8,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.7,
          "impactScore": 2.7
        }
      },
      "lastModifiedDate": "2021-10-12T15:48Z",
      "publishedDate": "2021-09-27T16:15Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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