NetSight
high7.7

CVE-2026-90769

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 …

Impact

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.

Affected products

ProductAffected versions
Open Notebook
before 1.11.0

Versions were read from the advisory text. No structured product data has been published for this record yet.

Weakness classification

References