$ cve CVE-2012-0911 JSON

CVE-2012-0911 EXPLOIT

9.8

CRITICAL · CVSS 3.1 · EPSS 63% (pctl 99)

Patch early

A public exploit exists.

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.

Scoring

CVSS	9.8 (CRITICAL, v3.1)
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS	62.99% — more likely to be exploited than 99% of all CVEs
Weakness	CWE-502
On CISA KEV	no
Public exploit	yes
Published	2012-07-12
Last modified	2026-06-16

Affected (1)

Vendor	Product
tiki	tikiwiki cms\/groupware

Public exploits

Source	Title	Date
exploit-db	Tiki Wiki CMS Groupware 8.3 - 'Unserialize()' PHP Code Execution (Metasploit)	2012-07-09
exploit-db	Tiki Wiki CMS Groupware 8.3 - 'Unserialize()' PHP Code Execution	2012-07-04

References

→ the Explorer · watch your stack · NVD