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CVE-2025-32699

Potential javascript injection attack enabled by Unicode normalization in Action API

LOW
2.1
CVSS Score
Published: April 10, 2025 at 06:30 PM UTC
Updated: June 17, 2026 at 09:12 AM UTC
2 products affected across 1 vendorMediaWikiParsoid

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Severity
LOW2.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation Parsoid.This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1; Parsoid: before 0.16.5, 0.19.2, 0.20.2.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

MediaWiki· Wikimedia
60%
v < 1.39.12, 1.42.6, 1.43.1
Affected range stops below 1.39.12, 1.42.6, 1.43.1, so it looks safe — our inference, not a vendor statement
Parsoid· Wikimedianpm
60%
v < 0.16.5, 0.19.2, 0.20.2
Affected range stops below 0.16.5, 0.19.2, 0.20.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
https://phabricator.wikimedia.org/T387130
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2025/07/msg00012.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

2.1LOWwikimedia-foundation
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-74CWE-79

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