CVE-2023-29141

mediawiki: Auto-block can occur for an untrusted X-Forwarded-For header

Published Mar 31, 2023 CVSS 3.1 · 9.8 Critical EPSS 1.2% KEV · Not listed
Description
An issue was discovered in MediaWiki before 1.35.10, 1.36.x through 1.38.x before 1.38.6, and 1.39.x before 1.39.3. An auto-block can occur for an untrusted X-Forwarded-For header.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3540-1 mediawiki security update
Debian DSA Debian DSA DSA-5447-1 mediawiki security update
EUVD EUVD EUVD-2023-0887 An issue was discovered in MediaWiki before 1.35.10, 1.36.x through 1.38.x before 1.38.6, and 1.39.x before 1.39.3. An auto-block can occur for an untrusted X-Forwarded-For header.
Github GHSA Github GHSA GHSA-5vj8-g3qg-4qh6 X-Forwarded-For header allows brute-forcing autoblocked IP addresses
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-444
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Feb 18, 2025, 4:02 PM
Reserved
Mar 31, 2023, 12:00 AM
Status
Modified
Published
Mar 31, 2023, 7:15 PM
Modified
Jun 17, 2026, 5:49 AM
Severity
Low
Public date
Mar 31, 2023, 12:00 AM