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CVE-2026-15311: hermes-agent 2026.5.29.0, 2026.5.29.1, 2026.5.29.2
CVE-2026-15311. CVSS 3.1 base score 3.5 (LOW, Vendor/CNA). EPSS 0.00356 (percentile 0.28186), scored 24-Oct-2026.
Affected technology
hermes-agent · 2026.5.29.0, 2026.5.29.1, 2026.5.29.2
NousResearch
Description’s affected range: up to 2026.5.29.2
Component: Matrix Adapter
Function: MatrixAdapter._markdown_to_html
File: gateway/platforms/matrix.py
Attack conditions (VulDB, CVSS 4.0): Network (remote) · Low privileges required · Passive user interaction
What an attacker can do
VulDB’s CVSS 4.0 assessment (base score 2.0/10) rates confidentiality and availability impact as none; integrity impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-79, CWE-94
- CCR priority
- 14.1 /100 (P5)
- CVSS 3.1
- 3.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N · Vendor/CNA
- EPSS
- 0.00356 · percentile 0.29055 · 2026-10-25
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-25 19:52:47.952465+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-25 19:51:06.643138+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-15311.html