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CVE-2026-103050 Stored i18n XSS in MassMessage

🗓️ 29 Sep 2026 23:11:02Reported by wikimedia-foundationType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Stored XSS in the Mediawiki MassMessage extension via improper input neutralization.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-103050
29 Sep 202623:11
–cve
euvd
EUVD
EUVD-2026-89503
30 Sep 202600:32
–euvd
nvd
NVD
CVE-2026-103050
30 Sep 202600:16
–nvd
[
  {
    "vendor": "The Wikimedia Foundation",
    "product": "Mediawiki - MassMessage extension",
    "repo": "https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/extensions/MassMessage/+/refs/heads/master",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "1.46.1, 1.45.5, 1.43.10",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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