CVE-2025-62697

HIGH

The Wikimedia Foundation Mediawiki - LanguageSelector Extension <1....

Title source: llm
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v4 8.8
EPSS 0.0032
EPSS Percentile 23.2%
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

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-74
Status published
Products (1)
The Wikimedia Foundation/Mediawiki - LanguageSelector Extension master - 1.39
Published Oct 20, 2025
Tracked Since Feb 18, 2026