9.8
CRITICAL CVSS 3.1
CVE-2026-37751
23blocks-OS ai-maestro OS Command Injection Vulnerability
Description

An OS command injection vulnerability in the killSessionSync function (lib/agent-runtime.ts) of 23blocks-OS ai-maestro v0.24.17 allows attackers to execute arbitrary commands via a crafted input.

INFO

Published Date :

Aug. 28, 2026, 4:17 p.m.

Last Modified :

Sept. 9, 2026, 4:04 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-37751 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 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 CRITICAL 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
Update ai-maestro to patch the OS command injection vulnerability in the killSessionSync function.
  • Update 23blocks-OS ai-maestro to the latest version.
  • Review and sanitize all user inputs to the killSessionSync function.
  • Avoid executing OS commands directly from user inputs.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-37751 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

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-2026-37751 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-37751 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.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Aug. 28, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-78
    Added Reference https://github.com/rajukani100/CVE-research/tree/main/ai-maestro-rce-advisory
    Added SSVC {'id': 'CVE-2026-37751', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-08-28T20:02:05.560581Z'}
  • New CVE Received by [email protected]

    Aug. 28, 2026

    Action Type Old Value New Value
    Added Description An OS command injection vulnerability in the killSessionSync function (lib/agent-runtime.ts) of 23blocks-OS ai-maestro v0.24.17 allows attackers to execute arbitrary commands via a crafted input.
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/37xxx/CVE-2026-37751.json">CVE-2026-37751</a>
    Added Reference https://github.com/23blocks-OS/ai-maestro/commit/06d54f0687ad1fc5898a688a92f7e1f2df56c475
    Added Reference https://github.com/23blocks-OS/ai-maestro/security/advisories/GHSA-mf7j-vfrr-jmfh
    Added Reference https://github.com/rajukani100/CVE-research/tree/main/ai-maestro-rce-advisory
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.