Home/CVE/Lack of user input validation in the file upload functionality of Open Notebook v1.8.3 allows the application user to ac
CVE

CVE-2026-33589

Lack of user input validation in the file upload functionality of Open Notebook v1.8.3 allows the application user to ac

Lack of user input validation in the file upload functionality of Open Notebook v1.8.3 allows the application user to access local files content from the docker container via path traversal.

MEDIUM · CVSS 6.5 EPSS 0.00058
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

1
lfnovo open-notebook< 1.8.4
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · a6d3dc9e-0591-4a13-bce7-0f5b31ff6158
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 May 2026 · 11:16 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/lfnovo/open-notebook/security/advisories/GHSA-842v-h4cj-r646MitigationVendor Advisory
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