CVE-2026-78527

HIGH CVSS 3.1: 8.8 EPSS 0.37%
Updated Oct 31, 2026
PHP
Parameter Value
CVSS 8.8 (HIGH)
Type CWE-502 (Deserialization of Untrusted Data)
Vendor PHP
Public PoC No

Contributor PHP Object Injection in GS Testimonial Slider <= 3.3.10 versions.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products

gs plugins:gs testimonial slider