CVE-2026-33588 HIGH

CVE-2026-33588: Arbitrary File Write Through Path Traversal

Vendor Open Notebook

Product Open Notebook

Weakness CWE-20 · Input validation

Published May 7, 2026

Last update May 7, 2026

View on NVD All CVEs

CVSS base score

7.0/10

Attack vector Local

Attack complexity Low

Privileges required None

User interaction None

Confidentiality —

Integrity —

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Lack of user input validation in the file upload functionality of Open Notebook v1.8.3 allows the application user to create or modify files on the docker container via path traversal.

Key dates

02Disclosure timeline

May 7, 2026 CVE published

May 7, 2026 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-33588 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/20.html

Related vulnerabilities

CVE-2026-33588: Arbitrary File Write Through Path Traversal

01Description

02Disclosure timeline

03References

04Related CVE