CVE-2025-62697

HighCVSS 8.8/10Last modified Oct 8, 2026

Description

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability in The Wikimedia Foundation Mediawiki - LanguageSelector Extension allows Code Injection.This issue affects Mediawiki - LanguageSelector Extension: from master before 1.39.

Metrics

CVSS 4.0 8.8/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:L/SI:L/SA:L/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

Weakness enumeration

CWE-74

Affected software

Vendor	Product	Versions
The Wikimedia Foundation	Mediawiki - LanguageSelector Extension	>= master, < 1.39

References

Timeline

Published: Oct 20, 2025
Last modified: Oct 8, 2026
NVD status: Deferred

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