CVE catalog

CVE-2012-1582

mediawiki: CVE-2012-1582

Severity: Medium
Published: Sep 9, 2012, 9:55:06 PM UTC
Source: [NVD] · [CVE record]
EPSS: 2.38% · Oct 25, 2026

Cross-site scripting (XSS) vulnerability in the wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18.2 allows remote attackers to inject arbitrary web script or HTML via a crafted page with "forged strip item markers," as demonstrated using the CharInsert extension.

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`	fixed
Debian	mediawiki	bookworm-security	`1:1.39.17-1+deb12u2`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	mediawiki	source	sid	`1:1.15.5-9`	not yet assigned	Not reported	[666269]
Debian	mediawiki	source	forky	`1:1.15.5-9`	not yet assigned	Not reported	[666269]
Debian	mediawiki	source	trixie	`1:1.15.5-9`	not yet assigned	Not reported	[666269]
Debian	mediawiki	source	bookworm	`1:1.15.5-9`	not yet assigned	Not reported	[666269]

[Debian bug #666269]

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[mediawiki]Unknown
Details (4)
- 1:1.39.17-1+deb12u2 · all · bookworm
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
- 1:1.39.17-1+deb12u2 · all · bookworm
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
- 1:1.39.17-1+deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
- 1:1.39.17-1+deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
[mediawiki-classes]Unknown
Source package: [mediawiki]
Details (4)
- 1:1.39.17-1+deb12u2 · all · bookworm
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
- 1:1.39.17-1+deb12u2 · all · bookworm
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
- 1:1.39.17-1+deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
- 1:1.39.17-1+deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12

[Debian 13 (Trixie)]

[mediawiki]Unknown
Details (4)
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · 13
[mediawiki-classes]Unknown
Source package: [mediawiki]
Details (4)
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · 13
- 1:1.43.9+dfsg-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:1.15.5-9
  dsa · mediawiki · debian · 13

Observed: Oct 23, 2026, 5:05:59 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]