What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-28 · updated 2026-10-18
• Weakness: CWE-863

Description

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.

Affected products

• sminozzi Block Bad Bots and Stop Bad Bots Crawlers and Spiders and Anti Spam Protection: through 11.58

References

• https://plugins.trac.wordpress.org/browser/stopbadbots/trunk/stopbadbots.php#L1958
• https://plugins.trac.wordpress.org/changeset/3350927/
• https://plugins.trac.wordpress.org/changeset/3351023/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/8d6b0d86-3cb4-4723-b677-141c604f00cc?source=cve

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