{"id":"CVE-2023-1929","aliases":["EUVD-2023-24117","GHSA-9r7g-xc2c-7hx6"],"status":"published","title":"WP Fastest Cache \u003c= 1.1.2 - Missing Authorization in 'wpfc_purgecache_varnish_callback'","description":"The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data modification due to a missing capability check on the wpfc_purgecache_varnish_callback function in versions up to, and including, 1.1.2. This makes it possible for authenticated attackers with subscriber-level access to purge the varnish cache.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00386,"percentile":0.331,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352","CWE-862"],"published":"2023-04-06T20:05:33Z","modified":"2026-06-17T05:29:03Z","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/1e567aec-07e5-494a-936d-93b40d3e3043?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-2023-1929"},{"url":"https://wordfence.com"},{"url":"https://github.com/advisories/GHSA-9r7g-xc2c-7hx6"}],"sources":{"cve":[{"id":"CVE-2023-1929","title":"WP Fastest Cache \u003c= 1.1.2 - Missing Authorization in 'wpfc_purgecache_varnish_callback'","description":"The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data modification due to a missing capability check on the wpfc_purgecache_varnish_callback function in versions up to, and including, 1.1.2. This makes it possible for authenticated attackers with subscriber-level access to purge the varnish cache.","status":"published","published":"2023-04-06T20:05:33.686Z","modified":"2026-04-08T16:40:47.186Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:35:32.019713Z"}],"euvd":[{"id":"EUVD-2023-24117","description":"The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data modification due to a missing capability check on the wpfc_purgecache_varnish_callback function in versions up to, and including, 1.1.2. This makes it possible for authenticated attackers with subscriber-level access to purge the varnish cache.","status":"published","published":"2023-04-06T20:05:33Z","modified":"2026-04-08T16:40:47Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:25:06.888768Z"}],"ghsa":[{"id":"GHSA-9r7g-xc2c-7hx6","title":"The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data modification due to...","description":"The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data modification due to a missing capability check on the wpfc_purgecache_varnish_callback function in versions up to, and including, 1.1.2. This makes it possible for authenticated attackers with subscriber-level access to purge the varnish cache.","status":"published","published":"2023-04-06T21:30:19Z","modified":"2023-04-21T05:08:52Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-352","CWE-862"],"updated_at":"2026-11-02T14:54:32.800891Z"}],"nvd":[{"id":"CVE-2023-1929","description":"The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized data modification due to a missing capability check on the wpfc_purgecache_varnish_callback function in versions up to, and including, 1.1.2. This makes it possible for authenticated attackers with subscriber-level access to purge the varnish cache.","status":"published","published":"2023-04-06T21:15:07.623Z","modified":"2026-06-17T05:29:03.437Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:07:53.719171Z"}]}}