PT-2025-28803 · WordPress · Support Board

Friderika Baranyai · Published 2025-07-08 · Updated 2026-04-08 · CVE-2025-4828

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Support Board plugin for WordPress versions prior to 3.8.1

Description: The Support Board plugin for WordPress is susceptible to arbitrary file deletion due to inadequate file path validation within the sb file delete function. This flaw allows attackers to delete arbitrary files on the server, potentially leading to remote code execution if critical files, such as wp-config.php, are targeted. Exploitation of this issue does not require authentication.

Recommendations: Update the Support Board plugin to version 3.8.1 or later.

Fix

RCE

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2025-4828

Affected Products

Support Board

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2025-4828 · Security Note
• https://osv.dev/vulnerability/CVE-2025-4828 · Vendor Advisory
• https://t.me/cvenotify/128108 · Telegram Post
• https://wordfence.com/threat-intel/vulnerabilities/id/33989611-8640-4c33-a34e-14f10cd7286d?source=cve · Note
• https://t.me/cvenotify/128109 · Telegram Post
• https://twitter.com/CVEnew/status/1942924488737529973 · Twitter Post
• https://twitter.com/cracbot/status/1944713524066042221 · Twitter Post
• https://codecanyon.net/item/support-board-help-desk-and-chat/20359943 · Note
• https://twitter.com/0dayPublishing/status/2041937631466913855 · Twitter Post