Vulnerability-Lookup

GHSA-34JF-G4M6-4F57

Vulnerability from github – Published: 2026-03-13 21:31 – Updated: 2026-03-13 21:31

Details

wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through unescaped attachment URLs in HTML output by exploiting the WpdiscuzHelperUpload class. Attackers can craft malicious attachment records or filter hooks to inject arbitrary JavaScript into img and anchor tag attributes, executing code in the context of WordPress users viewing comments.

Severity ?

4.4 (Medium)


                  
                    CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N

2.1 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-22210"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-13T19:54:11Z",
    "severity": "LOW"
  },
  "details": "wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through unescaped attachment URLs in HTML output by exploiting the WpdiscuzHelperUpload class. Attackers can craft malicious attachment records or filter hooks to inject arbitrary JavaScript into img and anchor tag attributes, executing code in the context of WordPress users viewing comments.",
  "id": "GHSA-34jf-g4m6-4f57",
  "modified": "2026-03-13T21:31:46Z",
  "published": "2026-03-13T21:31:46Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-22210"
    },
    {
      "type": "WEB",
      "url": "https://wordpress.org/plugins/wpdiscuz"
    },
    {
      "type": "WEB",
      "url": "https://wordpress.org/plugins/wpdiscuz/#developers"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/wpdiscuz-before-cross-site-scripting-via-unescaped-attachment-urls"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-22210 (GCVE-0-2026-22210)

Vulnerability from cvelistv5 – Published: 2026-03-13 01:18 – Updated: 2026-03-13 14:14

Title

wpDiscuz before 7.6.47 - Cross-Site Scripting via Unescaped Attachment URLs

Summary

Severity ?

2.1 (Low)


                        
                          CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

4.4 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

VulnCheck

References

URL

Tags

	https://wordpress.org/plugins/wpdiscuz/#developers	patch
	https://wordpress.org/plugins/wpdiscuz/	product
	https://www.vulncheck.com/advisories/wpdiscuz-bef…	third-party-advisory

Impacted products

	Vendor	Product	Version
	gVectors	wpDiscuz	Affected: 0 , < 7.6.47 (custom) Unaffected: 7.6.47

Date Public ?

2026-03-11 00:00

Credits

Scott Moore - VulnCheck

Show details on NVD website

JSON

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22210",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-13T14:14:51.492020Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
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        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-13T14:14:59.813Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
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      }
    ],
    "cna": {
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          "packageURL": "pkg:wordpress-plugin/wpdiscuz",
          "product": "wpDiscuz",
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              "version": "0",
              "versionType": "custom"
            },
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            }
          ]
        }
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      "cpeApplicability": [
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              "cpeMatch": [
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                  "criteria": "cpe:2.3:a:gvectors:wpdiscuz:*:*:*:*:*:wordpress:*:*",
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                }
              ],
              "negate": false,
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            }
          ]
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      ],
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          "type": "finder",
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        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
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            "version": "4.0",
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            "vulnerabilityResponseEffort": "NOT_DEFINED"
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            "privilegesRequired": "LOW",
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      "problemTypes": [
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        "dateUpdated": "2026-03-13T01:18:14.123Z",
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      },
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        {
          "name": "wpDiscuz Changelog",
          "tags": [
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          ],
          "url": "https://wordpress.org/plugins/wpdiscuz/#developers"
        },
        {
          "name": "wpDiscuz",
          "tags": [
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          ],
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        },
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  },
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  "dataVersion": "5.2"
}

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.

Action not permitted

GHSA-34JF-G4M6-4F57

CVE-2026-22210 (GCVE-0-2026-22210)

Tags

Sightings

Nomenclature