{"id":"CVE-2026-14854","title":"The WooCommerce Bookings WordPress plugin before 3.11.0 does not limit a user-supplied value before using it to allocate memory in one of its unauthenticated AJAX actions, allowing unauthenticated attackers to exhaust server memory and c…","summary":"The WooCommerce Bookings WordPress plugin before 3.11.0 does not limit a user-supplied value before using it to allocate memory in one of its unauthenticated AJAX actions, allowing unauthenticated attackers to exhaust server memory and c…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-400"],"published":"2026-10-11","updated":"2026-10-13","sourceUpdated":"2026-10-13T20:36:00.850","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-14854","references":[{"url":"https://wpscan.com/vulnerability/7b6aeaed-7600-4cf9-ba43-8a6fefb1a244/","label":"contact@wpscan.com"}],"tags":["nvd","cve.org"],"epss":0.00338,"epssPercentile":0.27112,"ingestedAt":"2026-10-11T08:44:24.713Z","product":"WooCommerce Bookings","affected":["woocommerce_bookings < 3.11.0"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-11T11:27:58.704597Z"},"slug":"CVE-2026-14854","body":"## Overview\n\nThe WooCommerce Bookings WordPress plugin before 3.11.0 does not limit a user-supplied value before using it to allocate memory in one of its unauthenticated AJAX actions, allowing unauthenticated attackers to exhaust server memory and cause a Denial of Service with a single request.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":219221,"id":"CVE-2026-14854","ts":1791723024112,"field":"cvss","old":null,"new":"7.5"},{"seq":219220,"id":"CVE-2026-14854","ts":1791723024112,"field":"severity","old":"none","new":"high"}]}