CVE-2011-4558
Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input...
Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.
- Record
CVE-2011-4558- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.0 Medium
AV:N/AC:M/Au:S/C:P/I:P/A:P - Weakness
- CWE-74
- Updated
- 2026-11-02
CVE List No score
Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.
- Record
CVE-2011-4558- Updated
- 2026-11-02
EUVDEUVD-2011-4484 No score
Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.
- Record
EUVD-2011-4484- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-65h6-f878-gg7m
Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input...
Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.
- Record
GHSA-65h6-f878-gg7m- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-74
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Tiki Wiki CMS Groupware 8.2 - 'snarf_ajax.php' Remote PHP Code Injection | 2011-12-22 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-4558 is a high vulnerability (CVSS 7.2) in Tiki, published January 27, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 4.27%, the 91st percentile. No source names a fixed version.