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.
Conclusion & alert: CVE-2012-0911 is rated High Exploit Risk (85.1/100): CVSS Critical severity, with high exploitation likelihood (EPSS 77.94%, 99th percentile). Core evidence: 5 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 19630 | exploit_db | edb | 2012-07-09 | Exploit-DB ↗ |
| 19573 | exploit_db | edb | 2012-07-04 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-30 | 81.64% | 77.94% | -3.70% |
| 2 | 2025-03-29 | 77.94% | 81.64% | +3.70% |
| 3 | 2025-03-17 | — | 77.94% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| tiki | tikiwiki_cms\/groupware | < 6.7 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:*:*:*:*:lts:*:*:* |
| tiki | tikiwiki_cms\/groupware | < 8.4 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:*:*:*:*:-:*:*:* |
| URL | Tags |
|---|---|
| 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 |