{"id":"CVE-2025-8723","state":"PUBLISHED","title":"Cloudflare Image Resizing <= 1.5.6 - Missing Authentication to Unauthenticated Remote Code Execution via rest_pre_dispatch Hook","description":"The Cloudflare Image Resizing plugin for WordPress is vulnerable to Remote Code Execution due to missing authentication and insufficient sanitization within its hook_rest_pre_dispatch() method in all versions up to, and including, 1.5.6. This makes it possible for unauthenticated attackers to inject arbitrary PHP into the codebase, achieving remote code execution.","publishedAt":"2025-08-19T07:26:26.487Z","updatedAt":"2026-04-08T16:35:38.694Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"Wordfence"},"assigner":"Wordfence","products":["mecanik Cloudflare Image Resizing – Optimize & Accelerate Your Images"],"affected":[{"vendor":"mecanik","product":"Cloudflare Image Resizing – Optimize & Accelerate Your Images","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.5.6","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/0f3b3c1a-1d45-4e2f-854a-171fe759257b?source=cve","https://wordpress.org/plugins/cf-image-resizing/#developers","https://plugins.trac.wordpress.org/changeset/3337593/","https://plugins.trac.wordpress.org/changeset/3341917/"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/8xxx/CVE-2025-8723.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-8723","state":"PUBLISHED","datePublished":"2025-08-19T07:26:26.487Z","dateUpdated":"2026-04-08T16:35:38.694Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2025-08-07T20:42:36.986Z"},"containers":{"cna":{"title":"Cloudflare Image Resizing <= 1.5.6 - Missing Authentication to Unauthenticated Remote Code Execution via rest_pre_dispatch Hook","descriptions":[{"lang":"en","value":"The Cloudflare Image Resizing plugin for WordPress is vulnerable to Remote Code Execution due to missing authentication and insufficient sanitization within its hook_rest_pre_dispatch() method in all versions up to, and including, 1.5.6. This makes it possible for unauthenticated attackers to inject arbitrary PHP into the codebase, achieving remote code execution."}],"affected":[{"vendor":"mecanik","product":"Cloudflare Image Resizing – Optimize & Accelerate Your Images","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.5.6","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/0f3b3c1a-1d45-4e2f-854a-171fe759257b?source=cve"},{"url":"https://wordpress.org/plugins/cf-image-resizing/#developers"},{"url":"https://plugins.trac.wordpress.org/changeset/3337593/"},{"url":"https://plugins.trac.wordpress.org/changeset/3341917/"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-94","lang":"en","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-04-08T16:35:38.694Z"},"credits":[{"lang":"en","type":"finder","value":"Kenneth Dunn"}],"timeline":[{"time":"2025-08-08T16:51:54.000Z","lang":"en","value":"Vendor Notified"},{"time":"2025-08-18T19:08:51.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-08-19T13:18:53.589604Z","id":"CVE-2025-8723","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-08-19T13:19:05.368Z"}}]}}}