Unrated severityNVD Advisory· Published Sep 29, 2026

CVE-2026-100243

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Wikimedia Foundation/Mediawiki - WikiSEO Extensionllm-create
Range: <1.46.1, 1.45.5, 1.43.10

Patches

Vulnerability mechanics

References

gerrit.wikimedia.org/r/q/Iff6ef320017649750e5c6723a91ee298eb97a408nvd
phabricator.wikimedia.org/T430896nvd

News mentions

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