{"id":"CVE-2026-16623","state":"PUBLISHED","title":"Create Block Theme < 2.10.0 - Admin+ PHP Code Injection via Pattern Save (Multisite)","description":"The Create Block  WordPress plugin before 2.10.0 does not correctly escape user-supplied text before writing it into a generated PHP pattern file, allowing a multisite subsite administrator (who holds the capability gating this action but is denied the capability that normally gates PHP file editing) to inject and execute arbitrary PHP code on the server.","publishedAt":"2026-08-04T06:00:08.523Z","updatedAt":"2026-08-04T17:30:47.067Z","severity":{"score":8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown Create Block Theme"],"affected":[{"vendor":"Unknown","product":"Create Block Theme","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2.10.0","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/19c7fdaa-5e75-481d-884c-68fdb2fb8f8d/"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/16xxx/CVE-2026-16623.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16623","state":"PUBLISHED","datePublished":"2026-08-04T06:00:08.523Z","dateUpdated":"2026-08-04T17:30:47.067Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-07-22T14:59:28.691Z"},"containers":{"cna":{"title":"Create Block Theme < 2.10.0 - Admin+ PHP Code Injection via Pattern Save (Multisite)","descriptions":[{"lang":"en","value":"The Create Block  WordPress plugin before 2.10.0 does not correctly escape user-supplied text before writing it into a generated PHP pattern file, allowing a multisite subsite administrator (who holds the capability gating this action but is denied the capability that normally gates PHP file editing) to inject and execute arbitrary PHP code on the server."}],"affected":[{"vendor":"Unknown","product":"Create Block Theme","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2.10.0","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/19c7fdaa-5e75-481d-884c-68fdb2fb8f8d/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-94 Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-08-04T06:00:08.523Z"},"credits":[{"lang":"en","value":"Pavan Saxena (Rootkid)","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":"CHANGED","version":"3.1","baseScore":8,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"HIGH","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-04T17:30:43.382701Z","id":"CVE-2026-16623","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-94","type":"CWE","lang":"en","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-04T17:30:47.067Z"}}]}}}