{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86732","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-09-08T11:31:09.013Z","datePublished":"2026-09-08T15:14:02.315Z","dateUpdated":"2026-09-10T13:54:12.753Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-09-08T15:14:02.315Z"},"datePublic":"2026-08-25T00:00:00.000Z","title":"Craft CMS before 5.10.12 Remote Code Execution via element-index","descriptions":[{"lang":"en","value":"Craft CMS versions before 5.10.12 contain a remote code execution vulnerability in the element-index endpoint that allows authenticated content editors to instantiate arbitrary classes through the criteria parameter. Attackers can inject a malicious class via criteria[withTransforms][0][class] that reaches ImageTransforms::normalizeTransform(), then use a PHP gadget chain with yii\\rbac\\PhpManager to execute code by pointing itemFile to a request log containing PHP payload in the User-Agent header."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Control of Generation of Code ('Code Injection')","cweId":"CWE-94","type":"CWE"}]}],"affected":[{"vendor":"craftcms","product":"cms","defaultStatus":"unaffected","versions":[{"version":"5.0.0-RC1","status":"affected","versionType":"semver","lessThan":"5.10.12"},{"version":"5.10.12","status":"unaffected","versionType":"semver"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0.0","versionEndExcluding":"5.10.12"}]}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","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","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS"},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"references":[{"url":"https://github.com/craftcms/cms/security/advisories/GHSA-9wcj-wqqh-cqvg","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-9wcj-wqqh-cqvg)"},{"name":"VulnCheck Advisory: Craft CMS before 5.10.12 Remote Code Execution via element-index","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/craft-cms-before-5.10.12-remote-code-execution-via-element-index"}],"credits":[{"lang":"en","value":"Haruna38","type":"reporter"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-10T13:54:03.530549Z","id":"CVE-2026-86732","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-10T13:54:12.753Z"}}]}}