CVE-2025-34113
Tiki Wiki CMS Authenticated Command Injection in Calendar Module
HIGH 8.7EPSS 3.0%
An authenticated command injection vulnerability exists in Tiki Wiki CMS versions ≤14.1, ≤12.4 LTS, ≤9.10 LTS, and ≤6.14 via the `viewmode` GET parameter in `tiki-calendar.php`. When the calendar module is enabled and an authenticated user has permission to access it, an attacker can inject and execute arbitrary PHP code. Successful exploitation leads to remote code execution in the context of the web server user.
- Affected
- Tiki Software Community Association · Wiki CMS Groupware
- CVSS v4.0 VULNCHECK
- 8.7 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS
- 2.96% chance of exploitation in the next 30 days, 87th percentile
- Published
- 2025-07-15
- Updated
- 2026-05-15
Proof-of-concept exploits (2)
- https://www.exploit-db.com/exploits/39965
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/lin…