CVE-2025-9376 MEDIUM

CVE-2025-9376: Block Bad Bots and Stop Bad Bots Crawlers and Spiders and Anti Spam Protection <= 11.58 - Insufficient Authorization to Unauthenticated Blocklist Bypass

Vendor Sminozzi
Product Block Bad Bots and Stop Bad Bots Crawlers and Spiders and Anti Spam Protection
Weakness CWE-863 · Incorrect authorization
Published August 28, 2025
Last update April 8, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

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

What the vulnerability does

01Description

The Block Bad Bots and Stop Bad Bots Crawlers and Spiders and Anti Spam Protection plugin for WordPress is vulnerable to unauthorized access of data due to an insufficient capability check on the 'stopbadbots_check_wordpress_logged_in_cookie' function in all versions up to, and including, 11.58. This makes it possible for unauthenticated attackers to bypass blocklists, rate limits, and other plugin functionality.

Explanation of Vulnerability in Simple Terms

02Summary

The Block Bad Bots plugin for WordPress contains an authorization flaw that allows unauthenticated attackers to read sensitive configuration data and disrupt the site's availability. The vulnerability affects versions up to 11.58 and requires no special privileges or user interaction to exploit. Site administrators should update immediately to a patched version.

What an attacker can do

03Attacker Capabilities

Read plugin configuration and cause temporary service disruption without authentication.

Potential impact on your site

04Site Impact

Attackers can view bot-blocking settings and temporarily degrade site performance.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

August 28, 2025 CVE published
April 8, 2026 Record updated

Related vulnerabilities

08Related CVE