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Description

A security flaw has been discovered in NousResearch hermes-agent up to 2026.4.23. This affects the function _sync_anthropic_entry_from_credentials_file of the file agent/credential_pool.py of the component Credential Pool Synchronization. The manipulation results in improper authentication. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

PUBLISHED Reserved 2026-06-01 | Published 2026-06-02 | Updated 2026-06-03 | Assigner VulDB




MEDIUM: 4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 5.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 5.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
4.3AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Improper Authentication

Product status

2026.4.0
affected

2026.4.1
affected

2026.4.2
affected

2026.4.3
affected

2026.4.4
affected

2026.4.5
affected

2026.4.6
affected

2026.4.7
affected

2026.4.8
affected

2026.4.9
affected

2026.4.10
affected

2026.4.11
affected

2026.4.12
affected

2026.4.13
affected

2026.4.14
affected

2026.4.15
affected

2026.4.16
affected

2026.4.17
affected

2026.4.18
affected

2026.4.19
affected

2026.4.20
affected

2026.4.21
affected

2026.4.22
affected

2026.4.23
affected

Timeline

2026-06-01:Advisory disclosed
2026-06-01:VulDB entry created
2026-06-01:VulDB entry last update

Credits

Eric-j (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/submit/822026 exploit

vuldb.com/vuln/367645 (VDB-367645 | NousResearch hermes-agent Credential Pool Synchronization credential_pool.py _sync_anthropic_entry_from_credentials_file improper authentication) vdb-entry technical-description

vuldb.com/vuln/367645/cti (VDB-367645 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-10548 (CVE-2026-10548 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/822026 (Submit #822026 | NousResearch hermes-agent <= v2026.4.23 Improper Authentication (CWE-287)) third-party-advisory

gist.github.com/YLChen-007/caf38652afeccbbd53a9d77152b6198d exploit

cve.org (CVE-2026-10548)

nvd.nist.gov (CVE-2026-10548)

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