CVE-2026-100237

6.1 mediumEPSS 0.2%

Medium (6.1). EPSS 0.2% chance of exploitation in the next 30 days.

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - Thanks Extension allows Stored XSS. This issue affects Mediawiki - Thanks Extension: from * before 1.43.10/1.45.5/1.46.1.

Severity

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 4% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2026-09-25
Modified: 2026-09-28
Record from: the NVD, synced 2026-10-19

References

https://gerrit.wikimedia.org/r/q/I6d563f9cdab25c07dcd0083f3af2126e0859d098
https://phabricator.wikimedia.org/T432424

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