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Home / Vulnerability Intelligence / CVE-2026-33587

CVE-2026-33587 - Vulnerability Analysis

CriticalCVSS: 10.0

Last Updated: May 7, 2026

Open Notebook - Server-Side Template Injection

Published: May 7, 2026Updated: May 7, 2026Remote Exploitable

Overview

Open Notebook v1.8.3 contains a server-side template injection caused by lack of user input sanitisation in user-created transformations, letting application users execute Python code and OS commands on the docker container, exploit requires user access.

Severity & Score

Severity: Critical
CVSS Score: 10.0

Impact

Application users can execute arbitrary Python code and OS commands on the docker container, potentially leading to full system compromise.

Mitigation

Update to the latest version with input sanitisation fixes.

Details

CVE ID
CVE-2026-33587
Severity
Critical
CVSS Score
10.0
Type
template_injection
Status
confirmed

CWE

  • CWE-20
  • NVD-CWE-noinfo

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H