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    2 vulnerabilities found for MediaWiki MediaSearch extension by The Wikimedia Foundation

    CVE-2026-103585 (GCVE-0-2026-103585)

    Vulnerability from nvd – Published: 2026-09-30 22:17 – Updated: 2026-09-30 22:17
    VLAI
    Title
    attacker-controlled javascript license URL via XSS
    Summary
    Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki MediaSearch extension allows Cross-Site Scripting (XSS). This issue affects MediaWiki MediaSearch extension: 1.46, 1.45, and 1.43.
    Severity
    1.2 (Low)
    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber
    CWE
    • CWE-80 - Improper neutralization of Script-Related HTML tags in a web page (basic XSS)
    Assigner
    References
    Impacted products
    Vendor Product Version
    The Wikimedia Foundation MediaWiki MediaSearch extension Affected: 1.46
    Affected: 1.45
    Affected: 1.43
    		Create a notification for this product.
    Credits
    Marco Paciaroni (BomboBombone)
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "MediaWiki MediaSearch extension",
          "repo": "https://gerrit.wikimedia.org/r/mediawiki/extensions/MediaSearch",
          "vendor": "The Wikimedia Foundation",
          "versions": [
            {
              "status": "affected",
              "version": "1.46"
            },
            {
              "status": "affected",
              "version": "1.45"
            },
            {
              "status": "affected",
              "version": "1.43"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Marco Paciaroni (BomboBombone)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki MediaSearch extension allows Cross-Site Scripting (XSS).\u003cp\u003eThis issue affects MediaWiki MediaSearch extension: 1.46, 1.45, and 1.43.\u003c/p\u003e"
            }
          ],
          "value": "Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki MediaSearch extension allows Cross-Site Scripting (XSS).\n\nThis issue affects MediaWiki MediaSearch extension: 1.46, 1.45, and 1.43."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-63",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-63 Cross-Site Scripting (XSS)"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "YES",
            "Recovery": "USER",
            "Safety": "NEGLIGIBLE",
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "baseScore": 1.2,
            "baseSeverity": "LOW",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "privilegesRequired": "LOW",
            "providerUrgency": "AMBER",
            "subAvailabilityImpact": "LOW",
            "subConfidentialityImpact": "LOW",
            "subIntegrityImpact": "LOW",
            "userInteraction": "PASSIVE",
            "valueDensity": "DIFFUSE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber",
            "version": "4.0",
            "vulnAvailabilityImpact": "LOW",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "MODERATE"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-80",
              "description": "CWE-80 Improper neutralization of Script-Related HTML tags in a web page (basic XSS)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-30T22:17:37.554Z",
        "orgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc",
        "shortName": "wikimedia-foundation"
      },
      "references": [
        {
          "url": "https://phabricator.wikimedia.org/T435999"
        },
        {
          "url": "https://gerrit.wikimedia.org/r/q/I79e8200289bd120c3c971ba830776eaae779bb99"
        }
      ],
      "source": {
        "discovery": "INTERNAL"
      },
      "title": "attacker-controlled javascript license URL via XSS",
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc",
    "assignerShortName": "wikimedia-foundation",
    "cveId": "CVE-2026-103585",
    "datePublished": "2026-09-30T22:17:37.554Z",
    "dateReserved": "2026-09-30T22:09:48.919Z",
    "dateUpdated": "2026-09-30T22:17:37.554Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-103585 (GCVE-0-2026-103585)

    Vulnerability from cvelistv5 – Published: 2026-09-30 22:17 – Updated: 2026-09-30 22:17
    VLAI
    Title
    attacker-controlled javascript license URL via XSS
    Summary
    Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki MediaSearch extension allows Cross-Site Scripting (XSS). This issue affects MediaWiki MediaSearch extension: 1.46, 1.45, and 1.43.
    Severity
    1.2 (Low)
    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber
    CWE
    • CWE-80 - Improper neutralization of Script-Related HTML tags in a web page (basic XSS)
    Assigner
    References
    Impacted products
    Vendor Product Version
    The Wikimedia Foundation MediaWiki MediaSearch extension Affected: 1.46
    Affected: 1.45
    Affected: 1.43
    		Create a notification for this product.
    Credits
    Marco Paciaroni (BomboBombone)
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "MediaWiki MediaSearch extension",
          "repo": "https://gerrit.wikimedia.org/r/mediawiki/extensions/MediaSearch",
          "vendor": "The Wikimedia Foundation",
          "versions": [
            {
              "status": "affected",
              "version": "1.46"
            },
            {
              "status": "affected",
              "version": "1.45"
            },
            {
              "status": "affected",
              "version": "1.43"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Marco Paciaroni (BomboBombone)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki MediaSearch extension allows Cross-Site Scripting (XSS).\u003cp\u003eThis issue affects MediaWiki MediaSearch extension: 1.46, 1.45, and 1.43.\u003c/p\u003e"
            }
          ],
          "value": "Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki MediaSearch extension allows Cross-Site Scripting (XSS).\n\nThis issue affects MediaWiki MediaSearch extension: 1.46, 1.45, and 1.43."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-63",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-63 Cross-Site Scripting (XSS)"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "YES",
            "Recovery": "USER",
            "Safety": "NEGLIGIBLE",
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "baseScore": 1.2,
            "baseSeverity": "LOW",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "privilegesRequired": "LOW",
            "providerUrgency": "AMBER",
            "subAvailabilityImpact": "LOW",
            "subConfidentialityImpact": "LOW",
            "subIntegrityImpact": "LOW",
            "userInteraction": "PASSIVE",
            "valueDensity": "DIFFUSE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber",
            "version": "4.0",
            "vulnAvailabilityImpact": "LOW",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "MODERATE"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-80",
              "description": "CWE-80 Improper neutralization of Script-Related HTML tags in a web page (basic XSS)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-30T22:17:37.554Z",
        "orgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc",
        "shortName": "wikimedia-foundation"
      },
      "references": [
        {
          "url": "https://phabricator.wikimedia.org/T435999"
        },
        {
          "url": "https://gerrit.wikimedia.org/r/q/I79e8200289bd120c3c971ba830776eaae779bb99"
        }
      ],
      "source": {
        "discovery": "INTERNAL"
      },
      "title": "attacker-controlled javascript license URL via XSS",
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
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    "datePublished": "2026-09-30T22:17:37.554Z",
    "dateReserved": "2026-09-30T22:09:48.919Z",
    "dateUpdated": "2026-09-30T22:17:37.554Z",
    "state": "PUBLISHED"
  },
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}