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CVE-2026-90769

Open Notebook before 1.11.0 Server-Side Request Forgery via link-source

Open Notebook before 1.11.0 fails to validate the URL parameter in POST /api/sources endpoint, allowing authenticated users to perform server-side requests to internal services. Attackers can supply arbitrary URLs to read cloud metadata, internal network services, and localhost-bound services through the application server's direct HTTP requests.

CVSS 4.0 · 8.3 High EPSS < 1% KEV · Not listed
Vendors
Lfnovo
Products
Open-notebook
CVE-2026-28201

SurrealDB Injection on Open Notebook

An improper input validation, together with an overly permissive default CORS configuration in Open Notebook v1.8.1 allows remote attacker to trick a legitimate user to alter or delete arbitrary database entries via specially crafted malicious URL. Depending on the deployment, data exfiltration is also possible.

CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Vendors
Lfnovo Open Notebook
Products
Open-notebook Open Notebook
CVE-2026-33587

Remote Code Execution (RCE) via Server-Side Template Injection (SSTI)

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 4.0 · 9.2 Critical EPSS < 1% KEV · Not listed
Vendors
Lfnovo Open Notebook
Products
Open-notebook Open Notebook
CVE-2026-33588

Arbitrary File Write Through Path Traversal

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.

CVSS 4.0 · 7 High EPSS < 1% KEV · Not listed
Vendors
Lfnovo Open Notebook
Products
Open-notebook Open Notebook
CVE-2026-33589

Arbitrary File Read via Local File Inclusion (LFI)

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.

CVSS 4.0 · 8.2 High EPSS < 1% KEV · Not listed
Vendors
Lfnovo Open Notebook
Products
Open-notebook Open Notebook