PT-2026-99118 · Mediawiki · Wikilambda Extension

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CVE-2026-100377

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Published

2026-09-25

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Updated

2026-09-28

CVSS v4.0

6.9

Medium

VectorAV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions Mediawiki - WikiLambda Extension version 1.47.0-alpha
Description An information exposure issue in the Mediawiki - WikiLambda Extension allows unauthorized actors to perform excavation, enabling the viewing of revision-deleted pages. This occurs through the action=edit endpoint and the Special:ViewAbstract page.
Recommendations Update Mediawiki - WikiLambda Extension to the version available on the master branch.

Fix

Information Disclosure

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dbugs@ptsecurity.com

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2026-100377

Affected Products

Wikilambda Extension