CVE-2026-90620Disclosure

LOWCVSS 5.5 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

A vulnerability was determined in 0x4m4 HexStrike AI up to d689933ff579d839c676c82b231f8e98326c5f04. The impacted element is an unknown function of the file hexstrike_server.py of the component API Command Endpoint. This manipulation causes missing authentication. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-287CWE-306

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-09-14: 1Technical Details · 2026-09-14: 109-14
Signal classification1 categories
Disclosure
1100.0%
Full discourse1 post
  • CyberSignal | Cybersecurity & AI News@XQOPTRX
    Disclosure

    🚨 ANOTHER AI SECURITY TOOL HAS TWO NEW VULNERABILITIES — THIS TIME HEXSTRIKE AI CVE-2026-90619 + CVE-2026-90620 CyberSignal Priority: 🟠 HIGH HexStrike AI is designed around AI-assisted offensive-security workflows. Today, two vulnerabilities were published affecting the tool itself. CVE-2026-90619 OS command injection affecting the Execute Endpoint in: hexstrike_server.py Public vulnerability information says the issue can be attacked remotely and exploit information is publicly available. CVE-2026-90620 Missing authentication affecting an API command endpoint. Again: remote exploitation is described as possible. That's an uncomfortable combination. NO AUTHENTICATION + COMMAND-EXECUTION SURFACE + OFFENSIVE SECURITY AUTOMATION The project was reportedly notified, while the public vulnerability records indicate that rolling releases make conventional affected-version boundaries difficult to specify. 🧠 CyberSignal insight AI security tooling deserves the SAME threat modeling as the systems it attacks. Giving an autonomous offensive-security framework shell access while exposing insufficiently protected control endpoints creates an extremely powerful trust boundary. Secure the hacker's AI too. Sources: CVE-2026-90619 · CVE-2026-90620 Published: September 14, 2026

    Post summary

    The tweet announces two high-severity vulnerabilities in HexStrike AI (command injection and missing auth) with remote exploitation possible, but provides no patch, active exploitation evidence, or named PoC/exploit tool.

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