CVE-2026-33587

EUVD-2026-28346
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
10 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 19%
Affected Products (NVD)
VendorProductVersion
lfnovoopen-notebook
𝑥
< 1.8.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/lfnovo/open-notebook/security/advisories/GHSA-f35w-wx37-26q7