CVE-2026-88910

MEDIUM CVSS 3.1: 5.3 EPSS 0.30%
Updated Sep 17, 2026
WordPress
Parameter Value
CVSS 5.3 (MEDIUM)
Affected Versions before 6.7
Type CWE-639 (Authorization Bypass), CWE-639 Authorization Bypass Through User-Controlled Key
Vendor WordPress
Public PoC No

The kboard WordPress plugin before 6.7 does not verify ownership or context before deleting board media, allowing unauthenticated attackers to permanently delete its uploaded media files and their database records by iterating identifiers.

Attack Parameters

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

Impact Assessment

Confidentiality
None
No data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products

unknown:kboard