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Critical severity9.8NVD Advisory· Published Jul 9, 2025· Updated Jun 17, 2026

CVE-2025-4855

CVE-2025-4855

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.

Affected products

4
  • Schiocco/Support Board2 versions
    cpe:2.3:a:schiocco:support_board:*:*:*:*:*:wordpress:*:*+ 1 more
    • cpe:2.3:a:schiocco:support_board:*:*:*:*:*:wordpress:*:*range: <3.8.1
    • (no CPE)range: 0
  • WordPress/Support Boardllm-fuzzy2 versions
    <=3.8.0+ 1 more
    • (no CPE)range: <=3.8.0
    • (no CPE)

Patches

Vulnerability mechanics

References

2

News mentions

0

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