CVE-2026-100243 (GCVE-0-2026-100243)

Vulnerability from cvelistv5 – Published: 2026-09-29 16:43 – Updated: 2026-09-30 20:45
VLAI
Title
Stored XSS in WikiSEO author and image properties on action=info
Summary
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - WikiSEO Extension allows Stored XSS. This issue affects Mediawiki - WikiSEO Extension: from * before 1.46.1, 1.45.5, 1.43.10.
Severity
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 20:44 UTC
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')
Assigner
wikimedia-foundation CNA under the mitre root
CNA scorecard C 69/100 over 81 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
Wikimedia Foundation Mediawiki - WikiSEO Extension Affected: * , < 1.46.1, 1.45.5, 1.43.10 (semver)
guessed Create a notification for this product.
Credits
Andmcadams
Show details on NVD website
To clipboard 

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