CVE-2012-0911

critical
Published 2012-07-12 · Modified 2026-04-29
CVSS v3
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.5
VIR risk
9.8

Description

TikiWiki CMS/Groupware before 6.7 LTS and before 8.4 allows remote attackers to execute arbitrary PHP code via a crafted serialized object in the (1) cookieName to lib/banners/bannerlib.php; (2) printpages or (3) printstructures parameter to (a) tiki-print_multi_pages.php or (b) tiki-print_pages.php; or (4) sendpages, (5) sendstructures, or (6) sendarticles parameter to tiki-send_objects.php, which is not properly handled when processed by the unserialize function.

Predictions

Exploit likelihood
97%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://info.tiki.org/article191-Tiki-Releases-8-4

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://info.tiki.org/article190-Tiki-Wiki-CMS-Groupware-Updates-Tiki-6-7-LTS

Application impact

VendorProductVersionsFixed
tikitikiwiki_cms\/groupware{"endExcluding":"6.7"}6.7

References

CWEs

CWE-502

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