CVE-2026-9352NousResearch hermes-agent Messaging Gateway local.py _make_run_env information disclosure
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No exploitation reported and no EPSS estimate yet.
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A weakness has been identified in NousResearch hermes-agent up to 2026.4.23. This issue affects the function _make_run_env of the file tools/environments/local.py of the component Messaging Gateway Handler. Executing a manipulation can lead to information disclosure. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
- CVSS
- 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
- Weakness (CWE)
- CWE-200, CWE-284
- 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
- Jun 1, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
NousResearch hermes-agent nousresearch:hermes-agent | 2026.4.0; 2026.4.1; 2026.4.2; 2026.4.3; 2026.4.4; 2026.4.5; 2026.4.6; 2026.4.7; and 16 more ranges | CNA record |
References
- https://vuldb.com/vuln/365315vdb-entry, technical-description
- https://vuldb.com/vuln/365315/ctisignature, permissions-required
- https://vuldb.com/submit/812215third-party-advisory
- https://gist.github.com/YLChen-007/760b3940f708990e535214529c0c7a27exploit
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.