CVE catalog

CVE-2025-61636

mediawiki: CVE-2025-61636

Severity: High · CVSS 8.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Published: Jan 1, 2025, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.25% · Oct 25, 2026

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/htmlform/fields/HTMLButtonField.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	mediawiki	sid	`1:1.43.11+dfsg-3`	fixed
Debian	mediawiki	forky	`1:1.43.11+dfsg-1`	fixed
Debian	mediawiki	trixie	`1:1.43.9+dfsg-1~deb13u1`	fixed
Debian	mediawiki	trixie-security	`1:1.43.9+dfsg-1~deb13u1`	fixed
Debian	mediawiki	bookworm	`1:1.39.17-1+deb12u2`	not affected
Debian	mediawiki	bookworm-security	`1:1.39.17-1+deb12u2`	not affected

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	mediawiki	source	sid	`1:1.43.5+dfsg-1`	not yet assigned	Not reported	Not reported
Debian	mediawiki	source	forky	`1:1.43.5+dfsg-1`	not yet assigned	Not reported	Not reported
Debian	mediawiki	source	trixie	`1:1.43.6+dfsg-1~deb13u1`	not yet assigned	Not reported	Not reported
Debian	mediawiki	source	bookworm	`Not affected`	unimportant	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[mediawiki]Not affected
Details (4)
- 1:1.39.17-1+deb12u2 · all · bookworm
  Not affected
  dsa · mediawiki · debian · bookworm
- 1:1.39.17-1+deb12u2 · all · bookworm
  Not affected
  dsa · mediawiki · debian · bookworm
- 1:1.39.17-1+deb12u2 · all · bookworm-security
  Not affected
  dsa · mediawiki · debian · bookworm
- 1:1.39.17-1+deb12u2 · all · bookworm-security
  Not affected
  dsa · mediawiki · debian · bookworm
[mediawiki-classes]Not affected
Source package: [mediawiki]
Details (4)
- 1:1.39.17-1+deb12u2 · all · bookworm
  Not affected
  dsa · mediawiki · debian · bookworm
- 1:1.39.17-1+deb12u2 · all · bookworm
  Not affected
  dsa · mediawiki · debian · bookworm
- 1:1.39.17-1+deb12u2 · all · bookworm-security
  Not affected
  dsa · mediawiki · debian · bookworm
- 1:1.39.17-1+deb12u2 · all · bookworm-security
  Not affected
  dsa · mediawiki · debian · bookworm

[Debian 13 (Trixie)]

[mediawiki]Fixed
Details (4)
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:1.43.6+dfsg-1~deb13u1
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:1.43.6+dfsg-1~deb13u1
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:1.43.6+dfsg-1~deb13u1
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:1.43.6+dfsg-1~deb13u1
  dsa · mediawiki · debian · 13
[mediawiki-classes]Fixed
Source package: [mediawiki]
Details (4)
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:1.43.6+dfsg-1~deb13u1
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:1.43.6+dfsg-1~deb13u1
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:1.43.6+dfsg-1~deb13u1
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:1.43.6+dfsg-1~deb13u1
  dsa · mediawiki · debian · 13

Observed: Oct 27, 2026, 11:33:32 AM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]