{"id":"CVE-2026-85105","state":"PUBLISHED","title":"NousResearch hermes-agent Session Management s71.py _sess_nowait authorization","description":"A flaw has been found in NousResearch hermes-agent 0.18.0. Affected by this issue is the function _sess_nowait of the file s71.py of the component Session Management. This manipulation of the argument session_id causes authorization bypass. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.","publishedAt":"2026-09-03T11:00:08.971Z","updatedAt":"2026-09-03T12:28:42.408Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","source":"VulDB"},"assigner":"VulDB","products":["NousResearch hermes-agent"],"affected":[{"vendor":"NousResearch","product":"hermes-agent","versions":[{"version":"0.18.0","status":"affected"}],"cpes":["cpe:2.3:a:nousresearch:hermes-agent:*:*:*:*:*:*:*:*"],"modules":["Session Management"]}],"references":["https://vuldb.com/vuln/398312","https://vuldb.com/vuln/398312/cti","https://vuldb.com/cve/CVE-2026-85105","https://vuldb.com/submit/885131"],"weaknesses":["CWE-639","CWE-285"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/85xxx/CVE-2026-85105.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-85105","state":"PUBLISHED","datePublished":"2026-09-03T11:00:08.971Z","dateUpdated":"2026-09-03T12:28:42.408Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-09-03T06:47:10.627Z"},"containers":{"cna":{"title":"NousResearch hermes-agent Session Management s71.py _sess_nowait authorization","descriptions":[{"lang":"en","value":"A flaw has been found in NousResearch hermes-agent 0.18.0. Affected by this issue is the function _sess_nowait of the file s71.py of the component Session Management. This manipulation of the argument session_id causes authorization bypass. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way."}],"affected":[{"vendor":"NousResearch","product":"hermes-agent","versions":[{"version":"0.18.0","status":"affected"}],"cpes":["cpe:2.3:a:nousresearch:hermes-agent:*:*:*:*:*:*:*:*"],"modules":["Session Management"]}],"references":[{"url":"https://vuldb.com/vuln/398312","name":"VDB-398312 | NousResearch hermes-agent Session Management s71.py _sess_nowait authorization","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/398312/cti","name":"VDB-398312 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-85105","name":"CVE-2026-85105 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/885131","name":"Submit #885131 | NousResearch hermes-agent 0.18.0 Authorization Bypass Through User-Controlled Key","tags":["third-party-advisory"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":7.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:X","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":7.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:X","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":7.5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:ND/RC:ND"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","type":"CWE","lang":"en","description":"Authorization Bypass"}]},{"descriptions":[{"cweId":"CWE-285","type":"CWE","lang":"en","description":"Improper Authorization"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-09-03T11:00:08.971Z"},"timeline":[{"time":"2026-09-03T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-09-03T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-09-03T08:52:27.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"KendrickZou (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"x_generator":["VulDB PVTS v202609"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-03T12:27:55.320701Z","id":"CVE-2026-85105","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-03T12:28:42.408Z"}}]}}}