{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-66508", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2025-12-03T15:12:22.978Z", "datePublished": "2025-12-09T01:37:10.219Z", "dateUpdated": "2025-12-09T16:03:08.608Z"}, "containers": {"cna": {"title": "1Panel IP Access Control Bypass via Untrusted X-Forwarded-For Headers", "problemTypes": [{"descriptions": [{"cweId": "CWE-290", "lang": "en", "description": "CWE-290: Authentication Bypass by Spoofing", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/1Panel-dev/1Panel/security/advisories/GHSA-7cqv-qcq2-r765", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/1Panel-dev/1Panel/security/advisories/GHSA-7cqv-qcq2-r765"}, {"name": "https://github.com/1Panel-dev/1Panel/commit/94f7d78cc9768ee244da33e09408017d1f68b5ed", "tags": ["x_refsource_MISC"], "url": "https://github.com/1Panel-dev/1Panel/commit/94f7d78cc9768ee244da33e09408017d1f68b5ed"}], "affected": [{"vendor": "1Panel-dev", "product": "1Panel", "versions": [{"version": "< 2.0.14", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2025-12-09T01:37:10.219Z"}, "descriptions": [{"lang": "en", "value": "1Panel is an open-source, web-based control panel for Linux server management. Versions 2.0.14 and below use Gin's default configuration which trusts all IP addresses as proxies (TrustedProxies = 0.0.0.0/0), allowing any client to spoof the X-Forwarded-For header. Since all IP-based access controls (AllowIPs, API whitelists, localhost-only checks) rely on ClientIP(), attackers can bypass these protections by simply sending X-Forwarded-For: 127.0.0.1 or any whitelisted IP. This renders all IP-based security controls ineffective. This issue is fixed in version 2.0.14."}], "source": {"advisory": "GHSA-7cqv-qcq2-r765", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-12-09T14:17:08.188962Z", "id": "CVE-2025-66508", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-12-09T16:03:08.608Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "1Panel is an open-source, web-based control panel for Linux server management. Versions 2.0.14 and below use Gin's default configuration which trusts all IP addresses as proxies (TrustedProxies = 0.0.0.0/0), allowing any client to spoof the X-Forwarded-For header. Since all IP-based access controls (AllowIPs, API whitelists, localhost-only checks) rely on ClientIP(), attackers can bypass these protections by simply sending X-Forwarded-For: 127.0.0.1 or any whitelisted IP. This renders all IP-based security controls ineffective. This issue is fixed in version 2.0.14."}], "id": "CVE-2025-66508", "lastModified": "2025-12-09T18:36:53.557", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 2.5, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2025-12-09T16:18:19.437", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/1Panel-dev/1Panel/commit/94f7d78cc9768ee244da33e09408017d1f68b5ed"}, {"source": "security-advisories@github.com", "url": "https://github.com/1Panel-dev/1Panel/security/advisories/GHSA-7cqv-qcq2-r765"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-290"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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