Vulnerability · Published Sep 14, 2026 · Assigned by VulDB
CVE-2026-906910x4m4 HexStrike AI API Files Endpoint hexstrike_server.py FileOperationsManager path traversal
High 8.3
In plain English
A high-severity path traversal in HexStrike AI from 0x4m4. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 50% of all known vulnerabilities).
Official 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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| 0x4m4 | HexStrike AI | d689933ff579d839c676c82b231f8e98326c5f04 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-403224 | 0x4m4 HexStrike AI API Files Endpoint hexstrike_server.py FileOperationsManager path traversal vdb-entry, technical-description
- VDB-403224 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-90691 | CVE Analysis and Report third-party-advisory
- Submit #914893 | 0x4m4 hexstrike-ai v1.0 Arbitrary File Write third-party-advisory
- https://github.com/0x4m4/hexstrike-ai/issues/225 issue-tracking
- https://github.com/0x4m4/hexstrike-ai/pull/159 issue-tracking, patch
- https://github.com/0x4m4/hexstrike-ai/issues/135 exploit, issue-tracking