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Description

A vulnerability has been found in NousResearch hermes-agent 0.8.0. Affected by this vulnerability is the function _check_auth of the file gateway/platforms/api_server.py of the component API_SERVER_KEY Handler. The manipulation leads to improper authentication. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through a pull request but has not reacted yet.

PUBLISHED Reserved 2026-04-26 | Published 2026-04-27 | Updated 2026-04-27 | Assigner VulDB




MEDIUM: 6.3CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 5.6CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 5.6CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
5.1AV:N/AC:H/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Improper Authentication

Product status

0.8.0
affected

Timeline

2026-04-26:Advisory disclosed
2026-04-26:VulDB entry created
2026-04-26:VulDB entry last update

Credits

Yu-Bao (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/359712 (VDB-359712 | NousResearch hermes-agent API_SERVER_KEY api_server.py _check_auth improper authentication) vdb-entry technical-description

vuldb.com/vuln/359712/cti (VDB-359712 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/800800 (Submit #800800 | NousResearch hermes-agent 0.8.0 Unauthenticated Remote Code Execution) third-party-advisory

github.com/NousResearch/hermes-agent/issues/6439 exploit issue-tracking

github.com/NousResearch/hermes-agent/pull/6477 issue-tracking patch

github.com/NousResearch/hermes-agent/ product

cve.org (CVE-2026-7112)

nvd.nist.gov (CVE-2026-7112)

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