CVE-2025-66101 MEDIUM

CVE-2025-66101: WordPress CBX Bookmark & Favorite plugin <= 2.0.1 - Broken Access Control vulnerability

Vendor Sabuj Kundu
Product CBX Bookmark & Favorite
Weakness CWE-862 · Missing authorization
Published November 21, 2025
Last update April 28, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

What the vulnerability does

01Description

Missing Authorization vulnerability in Sabuj Kundu CBX Bookmark & Favorite cbxwpbookmark allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects CBX Bookmark & Favorite: from n/a through <= 2.0.1.

Explanation of Vulnerability in Simple Terms

02Summary

CBX Bookmark & Favorite through version 2.0.1 fails to properly check user permissions before allowing modifications to bookmarks and favorites. A logged-in user with low privileges can alter or delete bookmarks belonging to other users. The vulnerability requires an active user account but no special access level.

What an attacker can do

03Attacker Capabilities

Modify or delete other users' bookmarks and favorites without authorization.

Potential impact on your site

04Site Impact

Users' saved bookmarks and favorites can be tampered with or erased by other site members.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site.

Key dates

06Disclosure timeline

November 21, 2025 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE