CVE-2026-18773

MEDIUM 6.3

NousResearch hermes-agent Quick run.py _check_slash_access authorization

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was detected in NousResearch hermes-agent up to 2026.6.5. Affected by this issue is the function _check_slash_access of the file gateway/run.py of the component Quick Command Handler. The manipulation results in incorrect authorization. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-863 CWE-285
Vendor	nousresearch
Product	hermes-agent
Published	Aug 4, 2026
Last Updated	Aug 4, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

NousResearch / hermes-agent

2026.6.0 2026.6.1 2026.6.2 2026.6.3 2026.6.4 2026.6.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/385783 vuldb.com: https://vuldb.com/vuln/385783/cti vuldb.com: https://vuldb.com/cve/CVE-2026-18773 vuldb.com: https://vuldb.com/submit/856874 gist.github.com: https://gist.github.com/YLChen-007/f0036aa1c410b70f5e41272947180645

Credits

🔍 Eric-y (VulDB User) VulDB CNA Team