PT-2026-42907 · Nousresearch · Hermes-Agent

Eric-H · Published 2026-05-24 · Updated 2026-05-27 · CVE-2026-9351

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Name of the Vulnerable Software and Affected Versions NousResearch hermes-agent versions prior to 2026.4.17

Description A flaw in the read file Tool within the tools/file tools.py file affects the is blocked device() function. This issue allows a remote attacker to perform a path traversal, which is a technique used to access files and directories that are stored outside the intended folder.

Recommendations Update to a version later than 2026.4.16. As a temporary workaround, restrict access to the read file Tool or the is blocked device() function until the update is applied.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2026-9351

Affected Products

Hermes-Agent

References · 8

• 🔥 https://gist.github.com/YLChen-007/1d1aeff404cb88e06ec2fb3377f49fef · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-9351 · Security Note
• https://vuldb.com/vuln/365314 · Note
• https://vuldb.com/submit/812214 · Note
• https://twitter.com/CVEnew/status/2058530623426642057 · Twitter Post
• https://vuldb.com/vuln/365314/cti · Note
• https://t.me/CVEtracker/54746 · Telegram Post
• https://twitter.com/vuldb/status/2059488320259047872 · Twitter Post