CVE-2026-90691CWE-22path-traversal

CVE-2026-90691

High · published September 14, 2026

CVSS v3.1
8.3
EPSS
1%
Percentile
49.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.3 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
CVSS v4.0
6.9 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P
EPSS
0.00621 · 49.1th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-09-14T11:17Z
References (7)
https://github.com/0x4m4/hexstrike-ai/issues/135 · [email protected]https://github.com/0x4m4/hexstrike-ai/issues/225 · [email protected]https://github.com/0x4m4/hexstrike-ai/pull/159 · [email protected]https://vuldb.com/cve/CVE-2026-90691 · [email protected]https://vuldb.com/submit/914893 · [email protected]https://vuldb.com/vuln/403224 · [email protected]https://vuldb.com/vuln/403224/cti · [email protected]
EPSS history
Timeline
  • 15 SEP 03:22Z
    EPSS moved — → 0%
    epss
  • 14 SEP 06:45Z
    0x4m4 HexStrike AI API Files Endpoint hexstrike_server.py FileOperationsManager path traversal
    cvelistv5