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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.0.0-RC1,4.17.8)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[5.0.0-RC1,5.9.14)"}}], "enrichment": {"confidence": 83.0, "confidence_source": "matching", "scores": [{"score": 83.0, "source": "matching"}]}, "original": {"product": "cms", "source": "cna", "vendor": "craftcms"}, "product": "craftcms", "vendor": "craftcms"}], "analysis": {"en": {"generated_at": "2026-03-26T18:59:54.827872+00:00", "value": {"mitigation_remediation": ["Upgrade Craft CMS to version 4.17.8 or later, or to 5.9.14 or later."], "summary": {"action": "Apply Patch", "impact": "Unauthorized Disclosure of Private Asset Contents"}, "threat_synthesis": {"affected_systems": "The affected product is Craft CMS (craftcms:cms). Vulnerable releases include all builds from 4.0.0\u2011RC1 up to not including 4.17.8, and from 5.0.0\u2011RC1 up to but not including 5.9.14.", "description_and_impact": "Craft CMS versions between 4.0.0\u2011RC1 and 4.17.7 and between 5.0.0\u2011RC1 and 5.9.13 expose a flaw where the assets/edit\u2011image endpoint returns image bytes or redirects to a preview without checking whether the authenticated user has permission to view the requested asset. This lack of per\u2011asset authorization allows a low\u2011privileged, authenticated user to retrieve private file contents, potentially leaking sensitive data and violating data confidentiality policies. The weakness is an improper authorization issue (CWE\u2011639).", "risk_and_exploitability": "The CVSS score of 4.9 indicates medium severity, and the EPSS score is below 1%, suggesting low current exploit prevalence. The vulnerability is not listed in the CISA KEV catalog. Exploitation requires the attacker to authenticate to the site with a user that has at least low\u2011privilege status, then craft an HTTP(S) request to assets/edit\u2011image with an arbitrary assetId. No additional privileges or network exposure are needed, making the attack relatively straightforward for an authenticated user within the application."}}}}, "created": "2026-03-25T11:47:00.423170+00:00", "updated": "2026-03-27T09:20:57.942937+00:00", "vendors": ["craftcms", "craftcms$PRODUCT$craftcms"]}