CVE-2026-51878

{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-51878", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-10-06T15:19:42.481Z", "dateReserved": "2026-06-08T00:00:00.000Z", "datePublished": "2026-10-01T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-10-01T21:32:19.477Z"}, "descriptions": [{"lang": "en", "value": "deeptutor 1.4.0 contains an authorization bypass through a user-controlled object identifier in TurnRuntimeManager.regenerate_last_turn. A remote caller can enumerate or obtain a session_id and trigger regenerate on another user's session."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/HKUDS/DeepTutor/issues/515"}, {"url": "https://gist.github.com/Ro1ME/8f6e32ba67d184e64e80f243c6625f3a"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-284", "lang": "en", "description": "CWE-284 Improper Access Control"}]}], "references": [{"url": "https://github.com/HKUDS/DeepTutor/issues/515", "tags": ["exploit"]}, {"url": "https://gist.github.com/Ro1ME/8f6e32ba67d184e64e80f243c6625f3a", "tags": ["exploit"]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-10-06T15:19:00.711746Z", "id": "CVE-2026-51878", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"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": "2026-10-06T15:19:42.481Z"}}]}, "dataVersion": "5.2"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-51878", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-06T15:19:00.711746Z"}}}], "references": [{"url": "https://github.com/HKUDS/DeepTutor/issues/515", "tags": ["exploit"]}, {"url": "https://gist.github.com/Ro1ME/8f6e32ba67d184e64e80f243c6625f3a", "tags": ["exploit"]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-06T15:15:45.394Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "references": [{"url": "https://github.com/HKUDS/DeepTutor/issues/515"}, {"url": "https://gist.github.com/Ro1ME/8f6e32ba67d184e64e80f243c6625f3a"}], "descriptions": [{"lang": "en", "value": "deeptutor 1.4.0 contains an authorization bypass through a user-controlled object identifier in TurnRuntimeManager.regenerate_last_turn. A remote caller can enumerate or obtain a session_id and trigger regenerate on another user's session."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-10-01T21:32:19.477Z"}}}, "cveMetadata": {"cveId": "CVE-2026-51878", "state": "PUBLISHED", "dateUpdated": "2026-10-06T15:19:42.481Z", "dateReserved": "2026-06-08T00:00:00.000Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2026-10-01T00:00:00.000Z", "assignerShortName": "mitre"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "deeptutor 1.4.0 contains an authorization bypass through a user-controlled object identifier in TurnRuntimeManager.regenerate_last_turn. A remote caller can enumerate or obtain a session_id and trigger regenerate on another user's session."}], "id": "CVE-2026-51878", "lastModified": "2026-10-06T16:17:07.893", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-51878", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-06T15:19:00.711746Z", "version": "2.0.3"}}]}, "published": "2026-10-01T22:17:02.520", "references": [{"source": "cve@mitre.org", "url": "https://gist.github.com/Ro1ME/8f6e32ba67d184e64e80f243c6625f3a"}, {"source": "cve@mitre.org", "url": "https://github.com/HKUDS/DeepTutor/issues/515"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://gist.github.com/Ro1ME/8f6e32ba67d184e64e80f243c6625f3a"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/HKUDS/DeepTutor/issues/515"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.4.0"}}], "enrichment": {"confidence": 90.0, "confidence_source": "inferred", "scores": [{"score": 90.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "deeptutor", "vendor": "hkuds"}], "created": "2026-10-01T22:30:13.661497+00:00", "title": "Authorization Bypass in DeepTutor 1.4.0 via Session ID Regeneration", "updated": "2026-10-07T09:30:14.621937+00:00", "vendors": ["hkuds", "hkuds$PRODUCT$deeptutor"], "weaknesses": ["CWE-284"]}