CVE-2025-4855

| EUVD-2025-20754 CRITICAL
2025-07-09 [email protected]
9.8
CVSS 3.1
Share

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 16, 2026 - 06:20 vuln.today
EUVD ID Assigned
Mar 16, 2026 - 06:20 euvd
EUVD-2025-20754
CVE Published
Jul 09, 2025 - 00:15 nvd
CRITICAL 9.8

Description

The Support Board plugin for WordPress is vulnerable to unauthorized access/modification/deletion of data due to use of hardcoded default secrets in the sb_encryption() function in all versions up to, and including, 3.8.0. This makes it possible for unauthenticated attackers to bypass authorization and execute arbitrary AJAX actions defined in the sb_ajax_execute() function. An attacker can use this vulnerability to exploit CVE-2025-4828 and various other functions unauthenticated.

Analysis

The Support Board plugin for WordPress is vulnerable to unauthorized access/modification/deletion of data due to use of hardcoded default secrets in the sb_encryption() function in all versions up to, and including, 3.8.0. This makes it possible for unauthenticated attackers to bypass authorization and execute arbitrary AJAX actions defined in the sb_ajax_execute() function. An attacker can use this vulnerability to exploit CVE-2025-4828 and various other functions unauthenticated.

Technical Context

This vulnerability is classified as Authorization Bypass Through User-Controlled Key (CWE-639).

Affected Products

Affected products: Schiocco Support Board

Remediation

Monitor vendor advisories for patches. Apply mitigations such as network segmentation, access restrictions, and monitoring.

Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: +0.3
CVSS: +49
POC: 0

Share

CVE-2025-4855 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy