Medium severity4.4NVD Advisory· Published Apr 29, 2026· Updated Apr 29, 2026

CVE-2026-7397

Description

A security flaw has been discovered in NousResearch hermes-agent 0.8.0. This affects the function _check_sensitive_path of the file tools/file_tools.py. The manipulation results in symlink following. Attacking locally is a requirement. The exploit has been released to the public and may be used for attacks. Upgrading to version 0.9.0 is able to mitigate this issue. The patch is identified as 311dac197145e19e07df68feba2cd55d896a3cd1. Upgrading the affected component is recommended.

Affected products

NousResearch/Hermes Agentreferences

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

News mentions

No linked articles in our index yet.

Severity

MediumCVSS v3.1

4.4/ 10

CVSS v41.9

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack vector: Local
Complexity: Low
Privileges: Low
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: Low
Availability: Low

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

EPSS

Probability of exploitation in the next 30 days.

0.02%

VYPR risk score

Composite of severity, exploitation, and reach.

0.29low

cvss	0.286
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-59
Improper Link Resolution Before File Access ('Link Following')
CWE-61
UNIX Symbolic Link (Symlink) Following

CVE ID

CVE-2026-7397

Source code

github.com/NousResearch/hermes-agent/

Credits

Y(
Yu_Bao (VulDB User)
reporter