Description
MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 does not enforce an IFRAME protection mechanism for transcluded pages, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | mediawiki | 1:1.19.18+dfsg-0.1 | — |
| Debian 13 | mediawiki | 1:1.19.18+dfsg-0.1 | — |
| Debian 12 | mediawiki | 1:1.19.18+dfsg-0.1 | — |
| Debian 7 | mediawiki | 1:1.19.18+dfsg-0+deb7u1 | DSA-3011-1 |
Advisories 1
- DSA-3011-1 mediawiki - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- [MediaWiki-announce] 20140730 MediaWiki Security and Maintenance Releases: 1.19.18, 1.22.9 and 1.23.2 mailing-list
- DSA-3011 vendor-advisory
- MDVSA-2014:153 vendor-advisory
- 59738 third-party-advisory
- [oss-security] 20140814 Re: Possible CVE Request: MediaWiki Security and Maintenance Releases: 1.19.18, 1.22.9 and 1.23.2 mailing-list
- https://bugzilla.wikimedia.org/show_bug.cgi?id=65778
- http://advisories.mageia.org/MGASA-2014-0309.html