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CVE-2026-10221

NousResearch hermes-agent run_agent.py _compress_context injection

Published: Jun 1, 2026Updated: Jun 1, 2026 Sources: CVE List NVD
NVD MITRE
7.3CVSS
HIGH

A vulnerability was identified in NousResearch hermes-agent up to 0.12.0. Affected by this vulnerability is the function _compress_context of the file run_agent.py. The manipulation leads to injection. It is possible to initiate 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.

EPSS Score
0.0%
Top 85.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low

Weaknesses

CWE-74CWE-707

Affected Products

hermes-agent
NousResearch

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://gist.github.com/YLChen-007/d343fcfe2c009cd45f56dc475fd5ac03
gist.github.com
https://vuldb.com/cve/CVE-2026-10221
vuldb.com
https://vuldb.com/submit/822019
vuldb.com
and 2 more references View all →

Timeline

Published
Jun 1, 2026
Last Updated
Jun 1, 2026

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