Auth bypass in Nousresearch Hermes-Agent
CVE-2026-14627
A security vulnerability has been detected in NousResearch hermes-agent up to 0.15.2. This affects the function DiscordAdapter._is_allowed_user of the file gateway/platforms/discord.py of the component Discord Platform Integration. Such manipulation leads to improper authentication. The attack can be launched remotely. This attack is characterized by high complexity. The exploitability is reported as difficult. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (44.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Nousresearch Hermes-Agent — versions 0.15.0, 0.15.1, 0.15.2
Weakness classification (CWE)
References
- gist.github.com/YLChen-007/d030c690b10a97319efb129ca2f5badb (exploit)
- vuldb.com/cve/CVE-2026-14627 (third-party-advisory)
- vuldb.com/submit/845598 (third-party-advisory)
- vuldb.com/vuln/376143 (technical-description, vdb-entry)
- vuldb.com/vuln/376143/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-14627?
- CVE-2026-14627 is a medium-severity vulnerability in Nousresearch Hermes-Agent, classified under Improper Authentication. CVSS score: 5.6/10. Published 2026-07-04.
- How severe is CVE-2026-14627?
- Medium severity. CVSS v3 base score is 5.6 out of 10.