CVE-2026-9368

Description

A vulnerability was identified in NousResearch hermes-agent up to 2026.4.16. This impacts the function execute_code of the file tools/code_execution_tool.py of the component Environment Variable Handler. Such manipulation leads to sandbox issue. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3.1 Score

7.3

HIGH

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

EPSS — Exploit Prediction

0.0007

Probability of exploitation

0.21%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-264 CWE-264

CWE-265 CWE-265

References

Other References

https://gist.github.com/YLChen-007/43c72d19668421abe8ce10f299323a0a https://vuldb.com/submit/812229 https://vuldb.com/vuln/365331 https://vuldb.com/vuln/365331/cti

Frequently Asked Questions

What is CVE-2026-9368? +

A vulnerability was identified in NousResearch hermes-agent up to 2026.4.16. This impacts the function execute_code of the file tools/code_execution_tool.py of the component Environment Variable Handler. Such manipulation leads to sandbox issue. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-9368? +

CVE-2026-9368 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0007, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-9368? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2025-58302 8.4

Permission control vulnerability in the Settings module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

CVE-2024-53011 7.9

Information disclosure may occur due to improper permission and access controls to Video Analytics engine.

CVE-2025-48903 7.8

Permission bypass vulnerability in the media library module Impact: Successful exploitation of this vulnerability may affect availability.

CVE-2024-43064 7.5

Uncontrolled resource consumption when a driver, an application or a SMMU client tries to access the global registers through SMMU.

CVE-2024-56444 7.5

Cross-process screen stack vulnerability in the UIExtension module Impact: Successful exploitation of this vulnerability may affect service confidentiality.

CVE-2023-42005 7.4

IBM Db2 on Cloud Pak for Data and Db2 Warehouse on Cloud Pak for Data 3.5, 4.0, 4.5, 4.6, 4.7, …