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CVE-2026-10548: NousResearch hermes-agent Credential Pool Authentication Bypass

CVE-2026-10548 · published 5 months ago

Summary

A security issue in NousResearch hermes-agent allows an attacker with local access to bypass authentication checks. This could potentially allow unauthorized access to sensitive data. NousResearch has not responded to the vulnerability disclosure, so users should consider updating to a patched version.

Original advisory text

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.

References

Fix within

Internet-facing 60 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit
Gives an attacker partial control

Severity

1.9 Low

Exploitation

<1% chance of attack within 30 days

Type

CWE-287Improper Authentication

Timeline

Published2 Jun 2026

Updated26 Oct 2026

First seen2 Jun 2026

Sources

CVE-2026-10548 · NVD

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