CVE-2012-4379

medium
Published 2017-10-19 · Modified 2026-05-13
CVSS v3
6.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CVSS v2
4.3
VIR risk
6.5

Description

MediaWiki before 1.18.5, and 1.19.x before 1.19.2 does not send a restrictive X-Frame-Options HTTP header, which allows remote attackers to conduct clickjacking attacks via an embedded API response in an IFRAME element.

Predictions

Exploit likelihood
75%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-4379

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — https://phabricator.wikimedia.org/T41180

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — https://lists.wikimedia.org/pipermail/mediawiki-announce/2012-August/000119.html

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — https://bugzilla.redhat.com/show_bug.cgi?id=853426

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — http://www.openwall.com/lists/oss-security/2012/08/31/10

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed1:1.19.2-1
debian debianbullseyefixed1:1.19.2-1
debian debianforkyfixed1:1.19.2-1
debian debiansidfixed1:1.19.2-1
debian debiantrixiefixed1:1.19.2-1

Application impact

VendorProductVersionsFixed
mediawikimediawiki{"endIncluding":"1.18.4"}
mediawikimediawiki1.19.0
mediawikimediawiki1.19.1

References

CWEs

CWE-284

Verify integrity in audit chain (admin only). AS-IS.