CVE-2025-4855 is a critical vulnerability affecting all versions of the Support Board plugin for WordPress up to 3.8.0. It stems from hardcoded default secrets in the sb_encryption() function, allowing unauthenticated attackers to bypass authorization and execute arbitrary AJAX actions. This flaw carries a CVSS score of 9.8 (CRITICAL) due to its network-based attack vector, low complexity, and high impact on confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion with 11 mentions, indicating high awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.8.1CPE matchmatch criteria | cpe:2.3:a:schiocco:support_board:*:*:*:*:*:wordpress:*:* | ||
>= 0, <= 3.8.0CPE match | cpe:2.3:a:schiocco:support_board:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.