CVE-2026-33587

CRITICAL EPSS 13.7%
Published May 7, 20261mo ago · Modified Jun 17, 20262w ago
9.2 CVSS 4.0
Critical
Find Similar
Published May 7, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

Description

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 Details

Base Score
9.2
Exploitability
Impact
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
13.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

Affected Products 1

VendorProductVersionRange
lfnovoopen-notebook* <1.8.4

References 1

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.