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CVE-2026-39935

🗓️ 07 Apr 2026 22:04:02Reported by wikimedia-foundationType 
cve
 cve
🔗 web.nvd.nist.gov👁 2 Views

XSS in CampaignEvents extension via i18n localised wiki names in MediaWiki; affects 1.43.7, 1.44.4, 1.45.2.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-39935
8 Apr 202600:17
circl
CNNVD
MediaWiki CampaignEvents Extension 安全漏洞
7 Apr 202600:00
cnnvd
Cvelist
CVE-2026-39935 XSS-via-i18n in localised wiki names
7 Apr 202622:04
cvelist
EUVD
EUVD-2026-19980
8 Apr 202600:30
euvd
NVD
CVE-2026-39935
7 Apr 202623:16
nvd
Positive Technologies
PT-2026-31044
7 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-39935
9 Apr 202601:23
redhatcve
Vulnrichment
CVE-2026-39935 XSS-via-i18n in localised wiki names
7 Apr 202622:04
vulnrichment
[
  {
    "vendor": "The Wikimedia Foundation",
    "product": "Mediawiki - CampaignEvents Extension",
    "versions": [
      {
        "status": "affected",
        "version": "1.43"
      },
      {
        "status": "affected",
        "version": "1.44"
      },
      {
        "status": "affected",
        "version": "1.45"
      },
      {
        "status": "affected",
        "version": "0",
        "lessThan": "1.43",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "affected"
  }
]

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08 Apr 2026 23:16Current
5.9Medium risk
Vulners AI Score5.9
CVSS 46.9
EPSS0.00067
SSVC
2