Is wp-fastest-cache (WordPress plugin) vulnerable?

WordPress wp-fastest-cache has 28 known advisories in the phpwarden feed. Feed 2026.10.29.1, updated 2026-10-28.

28advisories
2critical
0on CISA KEV
22no fix recorded
CVETitleSeverityCVSSAffectedFixed in
CVE-2023-6063The WP Fastest Cache WordPress plugin before 1.2.2 does not properly sanitise and escape a parameter before using it in a SQL statement, leahigh7.5<1.2.21.2.2
CVE-2019-13635The WP Fastest Cache plugin through 0.8.9.5 for WordPress allows wpFastestCache.php and inc/cache.php Directory Traversal.critical9.1<=0.8.9.5–
CVE-2023-1938The WP Fastest Cache WordPress plugin before 1.1.5 does not have CSRF check in an AJAX action, and does not validate user input before usinghigh8.8<1.1.51.1.5
CVE-2019-6726The WP Fastest Cache plugin through 0.8.9.0 for WordPress allows remote attackers to delete arbitrary files because wp_postratings_clear_fasmedium6.5<=0.8.9.0–
CVE-2015-9316The wp-fastest-cache plugin before 0.8.4.9 for WordPress has SQL injection in wp-admin/admin-ajax.php?action=wpfc_wppolls_ajax_request via tcritical9.8<0.8.4.90.8.4.9
CVE-2020-36836The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized arbitrary file deletion in versions up to, and including, 0.9.0.2 duhigh8.0<0.9.0.30.9.0.3
CVE-2018-17583The WP Fastest Cache plugin 0.8.8.5 for WordPress has XSS via the rules[0][content] parameter in a wpfc_save_exclude_pages action.medium6.1=0.8.8.5–
CVE-2018-17585The WP Fastest Cache plugin 0.8.8.5 for WordPress has XSS via the wpfastestcacheoptions wpFastestCachePreload_number or wpFastestCacheLanguamedium6.1=0.8.8.5–
CVE-2018-17586The WP Fastest Cache plugin 0.8.8.5 for WordPress has XSS via the rules[0][content] parameter in a wpfc_save_timeout_pages action.medium6.1=0.8.8.5–
CVE-2021-24869The WP Fastest Cache WordPress plugin before 0.9.5 does not escape user input in the set_urls_with_terms method before using it in a SQL stahigh8.8<0.9.50.9.5
CVE-2015-4089Multiple cross-site request forgery (CSRF) vulnerabilities in the optionsPageRequest function in admin.php in WP Fastest Cache plugin beforehigh8.8<=0.8.3.4–
CVE-2018-17584The WP Fastest Cache plugin 0.8.8.5 for WordPress has CSRF via the wp-admin/admin.php wpfastestcacheoptions page.high8.8=0.8.8.5–
CVE-2023-1375The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized cache deletion in versions up to, and including, 1.1.2 due to a missmedium4.3<=1.1.2–
CVE-2023-1928The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data modification due to a missing capability check on the wpfc_prelmedium4.3<=1.1.2–
CVE-2023-1929The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data modification due to a missing capability check on the wpfc_purgmedium4.3<=1.1.2–
CVE-2023-1930The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data deletion due to a missing capability check on the wpfc_clear_camedium4.3<=1.1.2–
CVE-2023-1931The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data loss due to a missing capability check on the deleteCssAndJsCacmedium4.3<=1.1.2–
CVE-2021-24870The WP Fastest Cache WordPress plugin before 0.9.5 is lacking a CSRF check in its wpfc_save_cdn_integration AJAX action, and does not sanitimedium6.1<0.9.50.9.5
CVE-2023-1918The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–
CVE-2023-1919The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–
CVE-2023-1920The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–
CVE-2023-1921The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–
CVE-2023-1922The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–
CVE-2023-1923The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–
CVE-2023-1924The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–
CVE-2023-1925The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–
CVE-2023-1926The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–
CVE-2023-1927The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.2. This is due tmedium4.3<=1.1.2–

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

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