CVE-2026-46386

{"id": "CVE-2026-46386", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-46386", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-06-29T13:23:02.803038Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.9, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 3.1}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "opf", "product": "openproject", "versions": [{"status": "affected", "version": ">= 8.3.0, < 17.2.4"}, {"status": "affected", "version": ">= 17.3.0, < 17.3.2"}]}]}], "published": "2026-06-26T20:17:13.380", "references": [{"url": "https://github.com/opf/openproject/security/advisories/GHSA-r85r-gjq2-f83r", "source": "security-advisories@github.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-502"}, {"lang": "en", "value": "CWE-798"}, {"lang": "en", "value": "CWE-1188"}, {"lang": "en", "value": "CWE-1392"}]}], "descriptions": [{"lang": "en", "value": "OpenProject is open-source, web-based project management software. Prior to , the official openproject/openproject Docker image ships ENV SECRET_KEY_BASE=OVERWRITE_ME as the default Rails master key. Combined with cookies_serializer = :marshal, this gives any logged-in user a deterministic Marshal-deserialization path reachable via the /my/two_factor_devices cookie reader This vulnerability is fixed in ."}], "lastModified": "2026-06-29T14:16:52.927", "sourceIdentifier": "security-advisories@github.com"}