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CVE-2026-0668

🗓️ 07 Jan 2026 17:36:19Reported by wikimedia-foundationType 
cve
 cve
🔗 web.nvd.nist.gov👁 12 Views

Inefficient regex complexity vulnerability in Wikimedia VisualData extension causes exponential blowup on MediaWiki 1.45.

Related
Detection
Affected
Refs
NVD
Node
wikispherevisualdataMatch-mediawiki
AND
[
  {
    "defaultStatus": "unaffected",
    "product": "MediaWiki - VisualData Extension",
    "repo": "https://gerrit.wikimedia.org/g/mediawiki/extensions/VisualData",
    "vendor": "Wikimedia Foundation",
    "versions": [
      {
        "status": "affected",
        "version": "1.45"
      }
    ]
  }
]

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17 Jun 2026 10:11Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.15.3
EPSS0.0041
SSVC
12