{ "cvss": 4.8, "datePublished": "2025-10-14T16:15:36.683", "dateUpdated": "2026-10-08T12:10:00.217", "description": "An Insufficient Session Expiration vulnerability [CWE-613] in FortiOS SSL VPN 7.6.0 through 7.6.2, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16, 6.4 all versions may allow a remote attacker (e.g. a former admin whose account was removed and whose session was terminated) in possession of the SAML record of a user session to access or re-open that session via re-use of SAML record.", "id": "CVE-2025-25252", "raw": { "affected": [ { "affectedData": [ { "cpes": [ "cpe:2.3:o:fortinet:fortios:7.6.2:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.6.1:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.6.0:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.4.6:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.4.5:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.4.4:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.4.3:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.4.2:*:*:*:*:*:*:*", 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"cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.16:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.15:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.14:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.13:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.12:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.11:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.10:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.9:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.8:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.7:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.6:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.5:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.4:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.3:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.2:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*" ], "defaultStatus": "unaffected", "product": "FortiOS", "vendor": "Fortinet", "versions": [ { "lessThanOrEqual": "7.6.2", "status": "affected", "version": "7.6.0", "versionType": "semver" }, { "lessThanOrEqual": "7.4.6", "status": "affected", "version": "7.4.0", "versionType": "semver" }, { "lessThanOrEqual": "7.2.10", "status": "affected", "version": "7.2.0", "versionType": "semver" }, { "lessThanOrEqual": "7.0.16", "status": "affected", "version": "7.0.0", "versionType": "semver" }, { "lessThanOrEqual": "6.4.16", "status": "affected", "version": "6.4.0", "versionType": "semver" } ] } ], "source": "psirt@fortinet.com" } ], "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "71B60D86-1681-44AC-A5C5-3776BD07040B", "versionEndExcluding": "7.0.17", "versionStartIncluding": "6.4.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "4386465B-EFF9-41BA-B393-82135A2591DE", "versionEndExcluding": "7.2.11", "versionStartIncluding": "7.2.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "DE7A88C9-8466-4414-AECB-0689F23108CD", "versionEndExcluding": "7.4.7", "versionStartIncluding": "7.4.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "D6B883B9-9ECD-4BC5-B497-770F34F92473", "versionEndExcluding": "7.6.3", "versionStartIncluding": "7.6.0", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "An Insufficient Session Expiration vulnerability [CWE-613] in FortiOS SSL VPN 7.6.0 through 7.6.2, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16, 6.4 all versions may allow a remote attacker (e.g. a former admin whose account was removed and whose session was terminated) in possession of the SAML record of a user session to access or re-open that session via re-use of SAML record." }, { "lang": "es", "value": "Una vulnerabilidad de expiración de sesión insuficiente [CWE-613] en FortiOS SSL VPN 7.6.0 a 7.6.2, 7.4.0 a 7.4.6, 7.2.0 a 7.2.10, 7.0.0 a 7.0.16, 6.4 todas las versiones puede permitir a un atacante remoto (p. ej., un exadministrador cuya cuenta fue eliminada y cuya sesión fue terminada) en posesión del registro SAML de una sesión de usuario acceder o reabrir esa sesión mediante la reutilización del registro SAML." } ], "id": "CVE-2025-25252", "lastModified": "2026-10-08T12:10:00.217", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1" }, "exploitabilityScore": 2.2, "impactScore": 2.5, "source": "psirt@fortinet.com", "type": "Secondary" }, { "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": "nvd@nist.gov", "type": "Primary" } ], "ssvcV203": [ { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": { "id": "CVE-2025-25252", "options": [ { "exploitation": "none" }, { "automatable": "no" }, { "technicalImpact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2026-09-12T00:00:00+00:00", "version": "2.0.3" } } ] }, "published": "2025-10-14T16:15:36.683", "references": [ { "source": "psirt@fortinet.com", "tags": [ "Vendor Advisory" ], "url": "https://fortiguard.fortinet.com/psirt/FG-IR-24-487" } ], "sourceIdentifier": "psirt@fortinet.com", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-613" } ], "source": "psirt@fortinet.com", "type": "Secondary" } ] }, "severity": "MEDIUM", "source": "nvd", "title": "An Insufficient Session Expiration vulnerability [CWE-613] in FortiOS SSL VPN 7.6.0 through 7.6.2, 7.4.0 through 7.4...." }