{"id":"CVE-2026-79987","state":"PUBLISHED","title":"Low-privilege RCE through element-search eager loading","description":"A remote, authenticated, non-admin Craft CMS Control Panel user with only the accessCp permission can execute operating system commands as the PHP web worker.","publishedAt":"2026-09-10T16:05:55.403Z","updatedAt":"2026-09-11T03:56:46.336Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"Hackrate"},"assigner":"Hackrate","products":["craftcms cms"],"affected":[{"vendor":"craftcms","product":"cms","packageName":"craftcms/cms","defaultStatus":"unaffected","versions":[{"version":"5.8.0","status":"affected","lessThan":"5.10.13","versionType":"semver"}],"collectionURL":"https://packagist.org"}],"references":["https://www.hckrt.com/hacktivity/HCKRT-9TSYY2","https://github.com/craftcms/cms/releases/tag/5.10.13","https://github.com/craftcms/cms","https://github.com/craftcms/cms/security/advisories/GHSA-9c4j-cjw3-r3xx"],"weaknesses":["CWE-470"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/79xxx/CVE-2026-79987.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-79987","state":"PUBLISHED","datePublished":"2026-09-10T16:05:55.403Z","dateUpdated":"2026-09-11T03:56:46.336Z","assignerShortName":"Hackrate","assignerOrgId":"7004884b-51e2-48e8-b4a2-5ca29e80453e","dateReserved":"2026-08-25T16:39:03.170Z"},"containers":{"cna":{"title":"Low-privilege RCE through element-search eager loading","descriptions":[{"lang":"en","value":"A remote, authenticated, non-admin Craft CMS Control Panel user with only the accessCp permission can execute operating system commands as the PHP web worker."}],"affected":[{"vendor":"craftcms","product":"cms","packageName":"craftcms/cms","defaultStatus":"unaffected","versions":[{"version":"5.8.0","status":"affected","lessThan":"5.10.13","versionType":"semver"}],"collectionURL":"https://packagist.org"}],"references":[{"url":"https://www.hckrt.com/hacktivity/HCKRT-9TSYY2","tags":["third-party-advisory","technical-description","mitigation"]},{"url":"https://github.com/craftcms/cms/releases/tag/5.10.13","tags":["release-notes"]},{"url":"https://github.com/craftcms/cms","tags":["product"]},{"url":"https://github.com/craftcms/cms/security/advisories/GHSA-9c4j-cjw3-r3xx","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-470","lang":"en","description":"CWE-470 Use of Externally-Controlled input to select classes or code ('unsafe reflection')","type":"CWE"}]}],"providerMetadata":{"shortName":"Hackrate","orgId":"7004884b-51e2-48e8-b4a2-5ca29e80453e","dateUpdated":"2026-09-10T16:05:55.403Z"},"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:cms:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8.0","versionEndExcluding":"5.10.13"}]}]}],"credits":[{"lang":"en","value":"@CryptoCat","type":"reporter"},{"lang":"en","value":"Hackrate","type":"coordinator"}],"source":{"advisory":"GHSA-9c4j-cjw3-r3xx","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-10T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-79987"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-11T03:56:46.336Z"}}]}}}