{"id":"CVE-2023-1920","aliases":["EUVD-2023-24108","GHSA-rpc7-j8hm-pc2q"],"status":"published","title":"WP Fastest Cache \u003c= 1.1.2 - Cross-Site Request Forgery via 'wpfc_purgecache_varnish_callback'","description":"The 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 to missing or incorrect nonce validation on the wpfc_purgecache_varnish_callback function. This makes it possible for unauthenticated attackers to purge the varnish cache via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00227,"percentile":0.13526,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2023-04-06T19:55:46Z","modified":"2026-06-17T05:29:02Z","products":[{"vendor":"emrevona","product":"wp fastest cache – wordpress cache plugin"},{"vendor":"wpfastestcache","product":"wp_fastest_cache"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/c8e90994-3b5c-4ae6-a27f-890a9101b440?source=cve","tags":["x_transferred","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/changeset/2893158/wp-fastest-cache/trunk/wpFastestCache.php?contextall=1","tags":["x_transferred","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-1920"},{"url":"https://wordfence.com"},{"url":"https://github.com/advisories/GHSA-rpc7-j8hm-pc2q"}],"sources":{"cve":[{"id":"CVE-2023-1920","title":"WP Fastest Cache \u003c= 1.1.2 - Cross-Site Request Forgery via 'wpfc_purgecache_varnish_callback'","description":"The 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 to missing or incorrect nonce validation on the wpfc_purgecache_varnish_callback function. This makes it possible for unauthenticated attackers to purge the varnish cache via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","status":"published","published":"2023-04-06T19:55:46.213Z","modified":"2026-04-08T17:21:41.83Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:35:32.019713Z"}],"euvd":[{"id":"EUVD-2023-24108","description":"The 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 to missing or incorrect nonce validation on the wpfc_purgecache_varnish_callback function. This makes it possible for unauthenticated attackers to purge the varnish cache via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","status":"published","published":"2023-04-06T19:55:46Z","modified":"2026-04-08T17:21:41Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:40.947442Z"}],"ghsa":[{"id":"GHSA-rpc7-j8hm-pc2q","title":"The WP Fastest Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions...","description":"The 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 to missing or incorrect nonce validation on the wpfc_purgecache_varnish_callback function. This makes it possible for unauthenticated attackers to purge the varnish cache via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","status":"published","published":"2023-04-06T21:30:20Z","modified":"2023-04-13T00:30:48Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:54:29.326702Z"}],"nvd":[{"id":"CVE-2023-1920","description":"The 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 to missing or incorrect nonce validation on the wpfc_purgecache_varnish_callback function. This makes it possible for unauthenticated attackers to purge the varnish cache via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","status":"published","published":"2023-04-06T20:15:08.15Z","modified":"2026-06-17T05:29:02.317Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:07:53.719171Z"}]}}