CVE-2023-4308 (GCVE-0-2023-4308)

Vulnerability from cvelistv5 – Published: 2023-08-15 07:32 – Updated: 2025-03-04 19:39
VLAI?
Summary
The User Submitted Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘user-submitted-content’ parameter in versions up to, and including, 20230809 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Severity ?
7.2 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
Impacted products
Vendor Product Version
specialk User Submitted Posts – Enable Users to Submit Posts from the Front End Affected: * , ≤ 20230809 (semver)
Create a notification for this product.
Credits
Ngô Thiên An (ancorn_) - VNPT-VCI Phan Trong Quan - VNPT Cyber Immunity.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T07:24:04.489Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/3bb4d37c-c4c2-4523-9b4e-73ffb7be81ea?source=cve"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://plugins.trac.wordpress.org/changeset/2952471/user-submitted-posts"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-4308",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-05T18:37:52.728668Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-05T19:36:03.596Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "User Submitted Posts \u2013 Enable Users to Submit Posts from the Front End",
          "vendor": "specialk",
          "versions": [
            {
              "lessThanOrEqual": "20230809",
              "status": "affected",
              "version": "*",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Ng\u00f4 Thi\u00ean An (ancorn_) - VNPT-VCI"
        },
        {
          "lang": "en",
          "type": "finder",
          "value": "Phan Trong Quan - VNPT Cyber Immunity."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eThe User Submitted Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \u2018user-submitted-content\u2019 parameter in versions up to, and including, 20230809 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.\u003c/p\u003e"
            }
          ],
          "value": "The User Submitted Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \u2018user-submitted-content\u2019 parameter in versions up to, and including, 20230809 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-03-04T19:39:54.976Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
      },
      "references": [
        {
          "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/3bb4d37c-c4c2-4523-9b4e-73ffb7be81ea?source=cve"
        },
        {
          "url": "https://plugins.trac.wordpress.org/changeset/2952471/user-submitted-posts"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2023-08-14T00:00:00.000Z",
          "value": "Disclosed"
        }
      ],
      "title": "User Submitted Posts \u003c= 20230809 - Unauthenticated Stored Cross-Site Scripting via \u0027user-submitted-content\u0027",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
    "assignerShortName": "Wordfence",
    "cveId": "CVE-2023-4308",
    "datePublished": "2023-08-15T07:32:37.094Z",
    "dateReserved": "2023-08-11T13:32:32.860Z",
    "dateUpdated": "2025-03-04T19:39:54.976Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:plugin-planet:user_submitted_posts:*:*:*:*:*:wordpress:*:*\", \"versionEndExcluding\": \"20230811\", \"matchCriteriaId\": \"387AEB00-B4FE-4E03-B30F-9AB7E176F5C8\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"The User Submitted Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \\u2018user-submitted-content\\u2019 parameter in versions up to, and including, 20230809 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.\"}, {\"lang\": \"es\", \"value\": \"El plugin User Submitted Posts para WordPress es vulnerable a Cross-Site Scripting (XSS) Almacenado a trav\\u00e9s del par\\u00e1metro \u0027user-submitted-content\u0027 en versiones hasta, e incluyendo, 20230809 debido a insuficiente sanitizaci\\u00f3n de entrada y escape de salida. Esto hace posible que atacantes no autenticados inyecten scripts web arbitrarios en p\\u00e1ginas que se ejecutar\\u00e1n cada vez que un usuario acceda a una p\\u00e1gina inyectada.\"}]",
      "id": "CVE-2023-4308",
      "lastModified": "2024-11-21T08:34:49.717",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"security@wordfence.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N\", \"baseScore\": 7.2, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"CHANGED\", \"confidentialityImpact\": \"LOW\", \"integrityImpact\": \"LOW\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 2.7}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N\", \"baseScore\": 5.4, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"REQUIRED\", \"scope\": \"CHANGED\", \"confidentialityImpact\": \"LOW\", \"integrityImpact\": \"LOW\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 2.3, \"impactScore\": 2.7}]}",
      "published": "2023-08-15T08:15:09.717",
      "references": "[{\"url\": \"https://plugins.trac.wordpress.org/changeset/2952471/user-submitted-posts\", \"source\": \"security@wordfence.com\", \"tags\": [\"Patch\"]}, {\"url\": \"https://www.wordfence.com/threat-intel/vulnerabilities/id/3bb4d37c-c4c2-4523-9b4e-73ffb7be81ea?source=cve\", \"source\": \"security@wordfence.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://plugins.trac.wordpress.org/changeset/2952471/user-submitted-posts\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://www.wordfence.com/threat-intel/vulnerabilities/id/3bb4d37c-c4c2-4523-9b4e-73ffb7be81ea?source=cve\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}]",
      "sourceIdentifier": "security@wordfence.com",
      "vulnStatus": "Modified"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-4308\",\"sourceIdentifier\":\"security@wordfence.com\",\"published\":\"2023-08-15T08:15:09.717\",\"lastModified\":\"2025-02-11T22:15:26.973\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The User Submitted Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \u2018user-submitted-content\u2019 parameter in versions up to, and including, 20230809 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.\"},{\"lang\":\"es\",\"value\":\"El plugin User Submitted Posts para WordPress es vulnerable a Cross-Site Scripting (XSS) Almacenado a trav\u00e9s del par\u00e1metro \u0027user-submitted-content\u0027 en versiones hasta, e incluyendo, 20230809 debido a insuficiente sanitizaci\u00f3n de entrada y escape de salida. Esto hace posible que atacantes no autenticados inyecten scripts web arbitrarios en p\u00e1ginas que se ejecutar\u00e1n cada vez que un usuario acceda a una p\u00e1gina inyectada.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@wordfence.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N\",\"baseScore\":7.2,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":2.7},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":5.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.3,\"impactScore\":2.7}]},\"weaknesses\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:plugin-planet:user_submitted_posts:*:*:*:*:*:wordpress:*:*\",\"versionEndExcluding\":\"20230811\",\"matchCriteriaId\":\"387AEB00-B4FE-4E03-B30F-9AB7E176F5C8\"}]}]}],\"references\":[{\"url\":\"https://plugins.trac.wordpress.org/changeset/2952471/user-submitted-posts\",\"source\":\"security@wordfence.com\",\"tags\":[\"Patch\"]},{\"url\":\"https://www.wordfence.com/threat-intel/vulnerabilities/id/3bb4d37c-c4c2-4523-9b4e-73ffb7be81ea?source=cve\",\"source\":\"security@wordfence.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://plugins.trac.wordpress.org/changeset/2952471/user-submitted-posts\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://www.wordfence.com/threat-intel/vulnerabilities/id/3bb4d37c-c4c2-4523-9b4e-73ffb7be81ea?source=cve\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://www.wordfence.com/threat-intel/vulnerabilities/id/3bb4d37c-c4c2-4523-9b4e-73ffb7be81ea?source=cve\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://plugins.trac.wordpress.org/changeset/2952471/user-submitted-posts\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-02T07:24:04.489Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-4308\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-02-05T18:37:52.728668Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-02-05T18:37:53.991Z\"}}], \"cna\": {\"title\": \"User Submitted Posts \u003c= 20230809 - Unauthenticated Stored Cross-Site Scripting via \u0027user-submitted-content\u0027\", \"source\": {\"discovery\": \"UNKNOWN\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Ng\\u00f4 Thi\\u00ean An (ancorn_) - VNPT-VCI\"}, {\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Phan Trong Quan - VNPT Cyber Immunity.\"}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"CHANGED\", \"version\": \"3.1\", \"baseScore\": 7.2, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"LOW\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"specialk\", \"product\": \"User Submitted Posts \\u2013 Enable Users to Submit Posts from the Front End\", \"versions\": [{\"status\": \"affected\", \"version\": \"*\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"20230809\"}], \"defaultStatus\": \"unaffected\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2023-08-14T00:00:00.000Z\", \"value\": \"Disclosed\"}], \"references\": [{\"url\": \"https://www.wordfence.com/threat-intel/vulnerabilities/id/3bb4d37c-c4c2-4523-9b4e-73ffb7be81ea?source=cve\"}, {\"url\": \"https://plugins.trac.wordpress.org/changeset/2952471/user-submitted-posts\"}], \"x_generator\": {\"engine\": \"Vulnogram 0.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"The User Submitted Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \\u2018user-submitted-content\\u2019 parameter in versions up to, and including, 20230809 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eThe User Submitted Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \\u2018user-submitted-content\\u2019 parameter in versions up to, and including, 20230809 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.\u003c/p\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-79\", \"description\": \"CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)\"}]}], \"providerMetadata\": {\"orgId\": \"b15e7b5b-3da4-40ae-a43c-f7aa60e62599\", \"shortName\": \"Wordfence\", \"dateUpdated\": \"2025-03-04T19:39:54.976Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-4308\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-03-04T19:39:54.976Z\", \"dateReserved\": \"2023-08-11T13:32:32.860Z\", \"assignerOrgId\": \"b15e7b5b-3da4-40ae-a43c-f7aa60e62599\", \"datePublished\": \"2023-08-15T07:32:37.094Z\", \"assignerShortName\": \"Wordfence\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.