Medium 6.3Published Aug 4, 2026

CVE-2026-18773NousResearch hermes-agent Quick run.py _check_slash_access authorization

Updated under an hour ago (2026-10-19 09:00 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for NousResearch hermes-agent

Exploited in the last 30 days

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.

CVSS: 6.3 MEDIUM (v3.1, CNA)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
Weakness (CWE): CWE-863, CWE-285
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Aug 4, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

NousResearch hermes-agent nousresearch:hermes-agent	2026.6.0; 2026.6.1; 2026.6.2; 2026.6.3; 2026.6.4; 2026.6.5	CNA record

References

https://vuldb.com/vuln/385783vdb-entry, technical-description
https://vuldb.com/vuln/385783/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-18773third-party-advisory
https://vuldb.com/submit/856874third-party-advisory
https://gist.github.com/YLChen-007/f0036aa1c410b70f5e41272947180645exploit

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.