CVE-2025-32699

Potential javascript injection attack enabled by Unicode normalization in Action API

Published Apr 10, 2025 CVSS 4.0 · 2.1 Low EPSS < 1% KEV · Not listed

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 Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Wikimedia Foundation

MediaWiki

unaffected

Version	Status	Constraints
`0`	affected	< 1.39.12, 1.42.6, 1.43.1

Wikimedia Foundation

Parsoid

unaffected

Version	Status	Constraints
`0`	affected	< 0.16.5, 0.19.2, 0.20.2

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

Source	ID	Title
Debian DLA	DLA-4249-1	mediawiki security update
Debian DSA	DSA-5901-1	mediawiki security update
EUVD	EUVD-2025-10707	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.

Metrics

Attack Vector Network

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.412% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://lists.debian.org/debian-lts-announce/2025/07/msg00012.html
https://phabricator.wikimedia.org/T387130

History

Nov 3, 2025 8:30 PM Added references View changes

Type	Values Removed	Values Added
References		https://lists.debian.org/debian-lts-announce/2025/07/msg00012.html

Apr 10, 2025 7:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Apr 10, 2025 6:45 PM Description updated. Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
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.
Title		Potential javascript injection attack enabled by Unicode normalization in Action API
Weaknesses		CWE-74 CWE-79
References		https://phabricator.wikimedia.org/T387130
Metrics		cvssV4_0 `{'score': 2.1, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/RE:M/U:Amber'}`