CVE-2026-90691

0x4m4 HexStrike AI API Files Endpoint hexstrike_server.py FileOperationsManager path traversal

HIGH
8.3
CVSS Score
Published: September 14, 2026 at 06:45 AM UTC
Updated: September 14, 2026 at 09:14 PM UTC
1 product affected across 1 vendorHexStrike AI

Using HexStrike AI by 0x4m4?

Get instant alerts when new vulnerabilities affect HexStrike AI - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.3
Exploit prediction
EPSS 0.6%
SSVC
PoC

Description

A security vulnerability has been detected in 0x4m4 HexStrike AI up to d689933ff579d839c676c82b231f8e98326c5f04. The impacted element is the function FileOperationsManager of the file hexstrike_server.py of the component API Files Endpoint. The manipulation of the argument filename leads to path traversal. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

d689933ff579d839c676c82b231f8e98326c5f04

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (7)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/403224
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/403224/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-90691
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/914893
Issue TrackingPatch
Source: cverecord
https://github.com/0x4m4/hexstrike-ai/pull/159
ExploitIssue Tracking
Source: cverecord
https://github.com/0x4m4/hexstrike-ai/issues/135

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.3HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-22

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card