Anti-Malware Security and Brute-Force Firewall vulnerabilities
Plugin slug gotmls · 11 known vulnerabilities · latest disclosed 2026-07-09 · WordPress.org page
Every listed vulnerability has a fix. Version 4.23.90 or later is not affected by any of them. If your site runs an older version, update it.
5 of 11 rated high or critical (CVSS 7 or more).
Known vulnerabilities in Anti-Malware Security and Brute-Force Firewall
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| High 7.2 | <= 4.23.89 | 4.23.90 | CVE-2026-57691 | 2026-07-09 | Advisory |
| High 7.5 | <= 4.23.87 | 4.23.88 | CVE-2026-39478 | 2026-04-20 | Advisory |
| Medium 6.5 | <= 4.23.81 | 4.23.83 | CVE-2025-11705 | 2025-10-28 | Advisory |
| Critical 9 | <= 4.21.96 | 4.23.56 | CVE-2024-22144 | 2024-03-12 | Advisory |
| High 7.2 | <= 4.21.85 | 4.21.86 | CVE-2022-4327 | 2022-12-21 | Advisory |
| Medium 6.1 | < 4.20.96 | 4.20.96 | CVE-2022-0953 | 2022-04-11 | Advisory |
| Medium 6.1 | <= 4.21.74 | 4.21.83 | CVE-2022-2599 | 2022-02-08 | Advisory |
| Medium 6.1 | < 4.20.94 | 4.20.94 | CVE-2021-25101 | 2022-01-24 | Advisory |
| High 7.2 | <= 4.15.17 | 4.16.18 | none | 2016-05-10 | Advisory |
| Low 3.1 | < 4.15.23 | 4.15.23 | none | 2015-05-25 | Advisory |
| Medium 6.1 | < 4.15.23 | 4.15.23 | none | 2015-05-25 | Advisory |
Check if a site is affected
Enter a site address to see which version of Anti-Malware Security and Brute-Force Firewall and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the Anti-Malware Security and Brute-Force Firewall plugin safe to use?
All 11 known issues are fixed in current versions (4.23.90 or later). Keeping it updated is what matters.
How do I check which version of Anti-Malware Security and Brute-Force Firewall my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.