7.5
HIGH CVSS 2.0
CVE-2026-90619
0x4m4 HexStrike AI Execute Endpoint hexstrike_server.py os command injection
Description

A vulnerability has been found in 0x4m4 HexStrike AI up to d689933ff579d839c676c82b231f8e98326c5f04. Impacted is an unknown function of the file hexstrike_server.py of the component Execute Endpoint. The manipulation of the argument code/script leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.

INFO

Published Date :

Sept. 14, 2026, 3:16 a.m.

Last Modified :

Sept. 14, 2026, 3:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-90619 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Address OS command injection by validating user input for script execution.
  • Review and sanitize script execution inputs.
  • Implement strict input validation for code/script arguments.
  • Avoid executing arbitrary code from untrusted sources.
  • Update the software when a patch becomes available.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-90619.

URL Resource
https://github.com/0x4m4/hexstrike-ai/issues/222
https://vuldb.com/cve/CVE-2026-90619
https://vuldb.com/submit/914810
https://vuldb.com/vuln/403200
https://vuldb.com/vuln/403200/cti
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-90619 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-90619 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-90619 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Sep. 14, 2026

    Action Type Old Value New Value
    Added Description A vulnerability has been found in 0x4m4 HexStrike AI up to d689933ff579d839c676c82b231f8e98326c5f04. Impacted is an unknown function of the file hexstrike_server.py of the component Execute Endpoint. The manipulation of the argument code/script leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CWE CWE-78
    Added CWE CWE-77
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/90xxx/CVE-2026-90619.json">CVE-2026-90619</a>
    Added Reference https://github.com/0x4m4/hexstrike-ai/issues/222
    Added Reference https://vuldb.com/cve/CVE-2026-90619
    Added Reference https://vuldb.com/submit/914810
    Added Reference https://vuldb.com/vuln/403200
    Added Reference https://vuldb.com/vuln/403200/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.