{"id":"CVE-2026-14854","state":"PUBLISHED","title":"WooCommerce Bookings < 3.11.0 - Unauthenticated Denial of Service","description":"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 cause a Denial of Service with a single request.","publishedAt":"2026-10-11T06:00:10.284Z","updatedAt":"2026-10-11T11:32:46.642Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown WooCommerce Bookings"],"affected":[{"vendor":"Unknown","product":"WooCommerce Bookings","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.11.0","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/7b6aeaed-7600-4cf9-ba43-8a6fefb1a244/"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/14xxx/CVE-2026-14854.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-14854","state":"PUBLISHED","datePublished":"2026-10-11T06:00:10.284Z","dateUpdated":"2026-10-11T11:32:46.642Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-07-06T11:54:59.754Z"},"containers":{"cna":{"title":"WooCommerce Bookings < 3.11.0 - Unauthenticated Denial of Service","descriptions":[{"lang":"en","value":"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 cause a Denial of Service with a single request."}],"affected":[{"vendor":"Unknown","product":"WooCommerce Bookings","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.11.0","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/7b6aeaed-7600-4cf9-ba43-8a6fefb1a244/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-400 Uncontrolled Resource Consumption","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-10-11T06:00:10.284Z"},"credits":[{"lang":"en","value":"Mike Gozdiskowski","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-14854","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-10-11T11:27:58.704597Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","lang":"en","type":"CWE","description":"CWE-400 Uncontrolled Resource Consumption"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-11T11:32:46.642Z"}}]}}}