CVE-2026-33587

Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and subsequently OS commands) on the docker container via Server-Side Template Injection (SSTI) for user-created transformations.

CVSS v3 10.0 CRITICAL

10.0^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://github.com/lfnovo/open-notebook/security/advisories/GHSA-f35w-wx37-26q7	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:lfnovo:open-notebook:*:*:*:*:*:*:*:*

History

07 May 2026, 20:13

Type	Values Removed	Values Added
CWE		NVD-CWE-noinfo
CPE		cpe:2.3:a:lfnovo:open-notebook::::::::
First Time		Lfnovo Lfnovo open-notebook
References	~~() https://github.com/lfnovo/open-notebook/security/advisories/GHSA-f35w-wx37-26q7 -~~	() https://github.com/lfnovo/open-notebook/security/advisories/GHSA-f35w-wx37-26q7 - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 10.0

07 May 2026, 14:51

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-07 11:16

Updated : 2026-05-07 20:13

NVD link : CVE-2026-33587

Mitre link : CVE-2026-33587

CVE.ORG link : CVE-2026-33587

JSON object : View

Products Affected

lfnovo

open-notebook

CWE

CWE-20

Improper Input Validation

NVD-CWE-noinfo

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