{"id":"CVE-2026-12720","state":"PUBLISHED","title":"Kirki < 6.0.13 - Unauthenticated PHP Object Injection","description":"The Kirki  WordPress plugin before 6.0.13 does not restrict which classes may be instantiated when it deserialises data that unauthenticated users can store, leading to PHP Object Injection that is triggered when an administrator later reviews the stored data. With a suitable gadget chain present on the site (via another installed Kirki  WordPress plugin before 6.0.13, , or an outdated WordPress version), this could be leveraged to perform a variety of attacks, such as remote code execution.","publishedAt":"2026-07-31T06:00:10.525Z","updatedAt":"2026-07-31T16:53:55.130Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown Kirki"],"affected":[{"vendor":"Unknown","product":"Kirki","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"6.0.13","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/22f5af1c-972e-4e31-9afa-bf50ac278c66/"],"weaknesses":["CWE-502"],"ingestedAt":"2026-10-29T20:10:52.580Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/12xxx/CVE-2026-12720.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-12720","state":"PUBLISHED","datePublished":"2026-07-31T06:00:10.525Z","dateUpdated":"2026-07-31T16:53:55.130Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-06-19T13:02:01.867Z"},"containers":{"cna":{"title":"Kirki < 6.0.13 - Unauthenticated PHP Object Injection","descriptions":[{"lang":"en","value":"The Kirki  WordPress plugin before 6.0.13 does not restrict which classes may be instantiated when it deserialises data that unauthenticated users can store, leading to PHP Object Injection that is triggered when an administrator later reviews the stored data. With a suitable gadget chain present on the site (via another installed Kirki  WordPress plugin before 6.0.13, , or an outdated WordPress version), this could be leveraged to perform a variety of attacks, such as remote code execution."}],"affected":[{"vendor":"Unknown","product":"Kirki","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"6.0.13","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/22f5af1c-972e-4e31-9afa-bf50ac278c66/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-502 Deserialization of Untrusted Data","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-07-31T06:00:10.525Z"},"credits":[{"lang":"en","value":"Hermanhms","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:H/PR:N/UI:R/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-31T16:53:52.579864Z","id":"CVE-2026-12720","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-502","type":"CWE","lang":"en","description":"CWE-502 Deserialization of Untrusted Data"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-31T16:53:55.130Z"}}]}}}