CVE-2026-85105

HIGH 7.3

NousResearch hermes-agent Session Management s71.py _sess_nowait authorization

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-639 CWE-285
Vendor	nousresearch
Product	hermes-agent
Published	Sep 3, 2026
Last Updated	Sep 3, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

NousResearch / hermes-agent

0.18.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/398312 vuldb.com: https://vuldb.com/vuln/398312/cti vuldb.com: https://vuldb.com/cve/CVE-2026-85105 vuldb.com: https://vuldb.com/submit/885131

Credits

🔍 KendrickZou (VulDB User) VulDB CNA Team