PT-2026-99127 · Mediawiki · Wikilambda Extension

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CVE-2026-100383

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Published

2026-09-25

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Updated

2026-09-28

CVSS v4.0

4.8

Medium

VectorAV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Name of the Vulnerable Software and Affected Versions Mediawiki - WikiLambda Extension version 1.47.0-alpha
Description Improper neutralization of input during web page generation allows for Cross-Site Scripting (XSS), a condition where malicious scripts are injected into trusted websites.
Recommendations Update Mediawiki - WikiLambda Extension to the version available on the master branch.

Fix

XSS

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Weakness Enumeration

Related Identifiers

CVE-2026-100383

Affected Products

Wikilambda Extension