CVE-2026-42194

{"id": "CVE-2026-42194", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 4.0, "exploitabilityScore": 2.3}]}, "published": "2026-05-07T04:16:34.053", "references": [{"url": "https://github.com/Admidio/admidio/releases/tag/v5.0.9", "source": "security-advisories@github.com"}, {"url": "https://github.com/Admidio/admidio/security/advisories/GHSA-hcjj-chvw-fmw9", "source": "security-advisories@github.com"}, {"url": "https://github.com/Admidio/admidio/security/advisories/GHSA-hcjj-chvw-fmw9", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-918"}]}], "descriptions": [{"lang": "en", "value": "Admidio is an open-source user management solution. Prior to version 5.0.9, the incomplete SSRF fix in Admidio's fetch_metadata.php validates the resolved IP address but passes the original hostname-based URL to curl_init(), leaving a DNS rebinding TOCTOU window that allows redirecting requests to internal IPs. This issue has been patched in version 5.0.9."}], "lastModified": "2026-05-07T16:16:20.777", "sourceIdentifier": "security-advisories@github.com"}