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Vulnerabilities / CVE-2023-29141

critical

CVE-2023-29141

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

Published Modified CWE 444
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GHSA9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Trivy's own label is CRITICAL. Rated critical by NVD, GHSA. Rated lower by Red Hat (low).

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.

Affected packages and fixed versions

SourcePackageFixed in
composer::GitHub Security Advisory Composermediawiki/core1.39.3, 1.38.6, 1.35.10
debian 10mediawiki1:1.31.16-1+deb10u6
debian 11mediawiki1:1.35.11-1~deb11u1
debian 12mediawiki1:1.39.4-1~deb12u1
debian 13mediawiki1:1.39.4-1
debian 14mediawiki1:1.39.4-1
echomediawiki1:1.39.4-1~deb12u1
Red Hatmediawiki, mediawiki-docno fix listed
Show all 9 entries from 8 sources
SourcePackageFixed in
composer::GitHub Security Advisory Composermediawiki/core1.39.3, 1.38.6, 1.35.10
debian 10mediawiki1:1.31.16-1+deb10u6
debian 11mediawiki1:1.35.11-1~deb11u1
debian 12mediawiki1:1.39.4-1~deb12u1
debian 13mediawiki1:1.39.4-1
debian 14mediawiki1:1.39.4-1
echomediawiki1:1.39.4-1~deb12u1
Red Hatmediawikino fix listed
Red Hatmediawiki-docno fix listed

References

All 15 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.