CVE-2011-4558
HIGHCVSS 7.2/10EPSS 4.27%
Last modified
CVE-2011-4558 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.. EPSS estimates a 4.27% chance of exploitation in the next 30 days.
Description
Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tiki | Tiki | <= 8.2 |
References
- https://packetstormsecurity.com/files/108111/Tiki-Wiki-CMS-Groupware-8.2-Code-Injection.htmlExploit, Third Party Advisory, VDB Entry
- https://packetstormsecurity.com/files/108111/Tiki-Wiki-CMS-Groupware-8.2-Code-Injection.htmlExploit, Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2011-4558?
Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.
How severe is CVE-2011-4558?
CVE-2011-4558 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 4.27% probability of exploitation in the next 30 days.
How do I fix CVE-2011-4558?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2011-4558?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST