What’s Vulnerable › Vulnerabilities

CVE-2026-11461: NousResearch hermes-agent resume Endpoint hermes_state.py resolve_session_by_title authorization

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-07 · updated 2026-07-23
• Weakness: CWE-285

Description

A vulnerability has been found in NousResearch hermes-agent up to 0.12.0. This affects the function resolve_session_by_title of the file hermes_state.py of the component resume Endpoint. Such manipulation of the argument Title leads to authorization bypass. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• NousResearch hermes-agent: 0.1, 0.2, 0.3, 0.4, 0.5, 0.6 (+6)

References

• https://gist.github.com/YLChen-007/7951b3dc39193fb675914cc5d8b672fa
• https://gist.github.com/YLChen-007/c2d162e9c8d39584223683cdcba98607
• https://vuldb.com/cve/CVE-2026-11461
• https://vuldb.com/submit/829402
• https://vuldb.com/vuln/369081
• https://vuldb.com/vuln/369081/cti
• https://gist.github.com/YLChen-007/7951b3dc39193fb675914cc5d8b672fa
• https://vuldb.com/submit/829402

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