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CVE-2026-33588

Arbitrary File Write Through Path Traversal

HIGH
8.1
CVSS Score
Published: May 7, 2026 at 10:28 AM UTC
Updated: June 17, 2026 at 10:37 AM UTC
2 products affected across 2 vendorsOpen NotebookOpen Notebook

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Severity
HIGH8.1
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://github.com/lfnovo/open-notebook/security/advisories/GHSA-x4q2-89g5-594v

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-20NVD-CWE-noinfo

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