CVE-2026-1884

MEDIUM CVSS 4.0: 5.1 EPSS 0.38%
Updated Feb 05, 2026
PHP
Parameter Value
CVSS 5.1 (MEDIUM)
Type CWE-918 (Server-Side Request Forgery (SSRF))
Vendor PHP
Public PoC No

A weakness has been identified in ZenTao up to 21.7.6-85642. The impacted element is the function fetchHook of the file module/webhook/model.php of the component Webhook Module. This manipulation causes server-side request forgery.

The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption

CVSS Vector v4.0