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CVE-2026-18774

NousResearch hermes-agent xAI Image Generation Provider image_gen_provider.py save_url_image server-side request forgery

Published: Aug 4, 2026Updated: Aug 12, 2026 Sources: CVE List NVDCWE-918
6.3MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 90.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Not available

Description

A flaw has been found in NousResearch hermes-agent up to 0.16.0. This affects the function save_url_image of the file agent/image_gen_provider.py of the component xAI Image Generation Provider. This manipulation causes server-side request forgery. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

No summary for this CVE yet.

CVSS Vector Breakdown

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

CWE-918

Affected Products

NousResearch
commercialaka hermes-agent
hermes-agentMixed
AI / ML / ai-agent-tooling

Exploitability

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

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Command and Control
Initial Access
View detailed technique mapping

References

https://gist.github.com/YLChen-007/7c71603a25d84f372f2275dd570e99d4
gist.github.com
https://vuldb.com/cve/CVE-2026-18774
vuldb.com
https://vuldb.com/submit/856875
vuldb.com
and 2 more references View all →

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