CVE-2026-103051

MEDIUMCVSS 6.1/10

Last modified

CVE-2026-103051 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - CentralNotice extension allows Stored XSS. This issue affects Mediawiki - CentralNotice extension: before 1.46.1, 1.45.5, 1.43.10..

Description

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

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
The Wikimedia FoundationMediawiki - CentralNotice extension< 1.46.1, 1.45.5, 1.43.10

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-103051?
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - CentralNotice extension allows Stored XSS. This issue affects Mediawiki - CentralNotice extension: before 1.46.1, 1.45.5, 1.43.10.
How severe is CVE-2026-103051?
CVE-2026-103051 has a CVSS score of 6.1/10 (MEDIUM severity).
How do I fix CVE-2026-103051?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST