CVE-2025-34113
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.
Published:Jul 15, 2025
Last Modified:Apr 15, 2026
EPS:Jul 15, 2025
EPSS Score:0.44366
CVSS Score:8.7
Affected Products
Vendor
Product
Action
Vendor
Tiki
Product
Tikiwiki Cms\/groupware
Tiki
Tikiwiki Cms\/groupware
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
