Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer vulnerabilities
Plugin slug clearfy · 10 known vulnerabilities · latest disclosed 2026-08-04 · WordPress.org page
Every listed vulnerability has a fix. Version 2.4.3 or later is not affected by any of them. If your site runs an older version, update it.
1 of 10 rated high or critical (CVSS 7 or more).
Known vulnerabilities in Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 4.3 | < 2.4.3 | 2.4.3 | CVE-2026-16295 | 2026-08-04 | Advisory |
| Medium 4.7 | <= 2.4.2 | 2.4.3 | CVE-2026-16296 | 2026-08-03 | Advisory |
| Medium 6.6 | <= 2.4.2 | 2.4.3 | CVE-2026-16297 | 2026-07-24 | Advisory |
| High 7.2 | < 2.4.2 | 2.4.2 | CVE-2026-3220 | 2026-04-27 | Advisory |
| Medium 4.3 | <= 2.4.0 | 2.4.1 | CVE-2025-13749 | 2026-01-08 | Advisory |
| Medium 4.3 | <= 2.3.2 | 2.3.3 | CVE-2024-13337 | 2025-04-11 | Advisory |
| Medium 5.3 | <= 2.3.1 | 2.3.2 | CVE-2024-13338 | 2025-04-11 | Advisory |
| Medium 4.3 | <= 2.2.4 | 2.2.5 | CVE-2024-43260 | 2024-08-12 | Advisory |
| Medium 4.3 | <= 2.3.2 | 2.3.3 | CVE-2024-34806 | 2024-05-13 | Advisory |
| Medium 6.1 | <= 2.0.4 | 2.0.5 | none | 2022-06-14 | Advisory |
Check if a site is affected
Enter a site address to see which version of Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin safe to use?
All 10 known issues are fixed in current versions (2.4.3 or later). Keeping it updated is what matters.
How do I check which version of Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer 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.