PT-2026-99124 · Mediawiki · Wikibase Extension

Marco Paciaroni

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CVE-2026-100380

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Published

2026-09-25

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Updated

2026-09-28

CVSS v4.0

5.3

Medium

VectorAV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/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 - Wikibase Extension versions prior to 1.46.1 Mediawiki - Wikibase Extension version 1.45.5 Mediawiki - Wikibase Extension version 1.43.10
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 - Wikibase Extension to a version newer than 1.46.1. Update Mediawiki - Wikibase Extension to a version newer than 1.45.5. Update Mediawiki - Wikibase Extension to a version newer than 1.43.10.

Fix

XSS

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Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-100380

Affected Products

Wikibase Extension