Is CVE-2012-0911 being actively exploited?

CVE-2012-0911 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-0911?

CVE-2012-0911 has a CVSS 3.1 base score of 9.8 (CRITICAL).

CVE-2012-0911

CRITICAL · CVSS 9.8EPSS 63.0%EU EUVD

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.

Key facts

CVSS score: 9.8 (v3.1)
Severity: CRITICAL
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-502
EPSS score: 63.0% (99th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-0934)
Published: July 12, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-0934 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

tiki / tikiwiki cms/groupware
tiki / tikiwiki cms/groupware

References

http://archives.neohapsis.com/archives/bugtraq/2012-07/0020.html(Exploit)
http://dev.tiki.org/item4109(Broken Link)
http://info.tiki.org/article190-Tiki-Wiki-CMS-Groupware-Updates-Tiki-6-7-LTS(Vendor Advisory)
http://info.tiki.org/article191-Tiki-Releases-8-4(Release Notes)
http://osvdb.org/83534(Broken Link)
http://www.exploit-db.com/exploits/19573(Exploit, Third Party Advisory, VDB Entry)
http://www.exploit-db.com/exploits/19630(Exploit, Third Party Advisory, VDB Entry)
http://www.securityfocus.com/bid/54298(Broken Link)
https://exchange.xforce.ibmcloud.com/vulnerabilities/76758(Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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