{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-25476", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-02-02T16:31:35.820Z", "datePublished": "2026-02-25T18:28:29.881Z", "dateUpdated": "2026-02-26T16:04:10.627Z"}, "containers": {"cna": {"title": "OpenEMR has Session Timeout Bypass via skip_timeout_reset", "problemTypes": [{"descriptions": [{"cweId": "CWE-613", "lang": "en", "description": "CWE-613: Insufficient Session Expiration", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/openemr/openemr/security/advisories/GHSA-gx7q-6fhr-5h33", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/openemr/openemr/security/advisories/GHSA-gx7q-6fhr-5h33"}, {"name": "https://github.com/openemr/openemr/commit/02a6a7793402b10356a94626d78e0e1069e92a77", "tags": ["x_refsource_MISC"], "url": "https://github.com/openemr/openemr/commit/02a6a7793402b10356a94626d78e0e1069e92a77"}], "affected": [{"vendor": "openemr", "product": "openemr", "versions": [{"version": "< 8.0.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-02-25T18:28:29.881Z"}, "descriptions": [{"lang": "en", "value": "OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0, the session expiration check in `library/auth.inc.php` runs only when `skip_timeout_reset` is not present in the request. When `skip_timeout_reset=1` is sent, the entire block that calls `SessionTracker::isSessionExpired()` and forces logout on timeout is skipped. As a result, any request that includes this parameter (e.g. from auto-refresh pages like the Patient Flow Board) never runs the expiration check: expired sessions can continue to access data indefinitely, abandoned workstations stay active, and an attacker with a stolen session cookie can keep sending `skip_timeout_reset=1` to avoid being logged out. Version 8.0.0 fixes the issue."}], "source": {"advisory": "GHSA-gx7q-6fhr-5h33", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/openemr/openemr/security/advisories/GHSA-gx7q-6fhr-5h33", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-02-26T16:04:05.332969Z", "id": "CVE-2026-25476", "options": [{"Exploitation": "poc"}, {"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": "2026-02-26T16:04:10.627Z"}}]}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0, the session expiration check in `library/auth.inc.php` runs only when `skip_timeout_reset` is not present in the request. When `skip_timeout_reset=1` is sent, the entire block that calls `SessionTracker::isSessionExpired()` and forces logout on timeout is skipped. As a result, any request that includes this parameter (e.g. from auto-refresh pages like the Patient Flow Board) never runs the expiration check: expired sessions can continue to access data indefinitely, abandoned workstations stay active, and an attacker with a stolen session cookie can keep sending `skip_timeout_reset=1` to avoid being logged out. Version 8.0.0 fixes the issue."}], "id": "CVE-2026-25476", "lastModified": "2026-02-26T17:23:01.980", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-02-25T19:43:22.157", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/openemr/openemr/commit/02a6a7793402b10356a94626d78e0e1069e92a77"}, {"source": "security-advisories@github.com", "url": "https://github.com/openemr/openemr/security/advisories/GHSA-gx7q-6fhr-5h33"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/openemr/openemr/security/advisories/GHSA-gx7q-6fhr-5h33"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-613"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,8.0.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "openemr", "source": "cna", "vendor": "openemr"}, "product": "openemr", "vendor": "openemr"}], "created": "2026-02-26T13:15:07.658649+00:00", "updated": "2026-02-26T13:15:07.658770+00:00", "vendors": ["openemr", "openemr$PRODUCT$openemr"]}