Details
- Type
- Server Side Request Forgery
- Impact
- Information Disclosure
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
- Published
- 13 September 2026
- Updated
- 15 October 2026
- Weakness
- CWE-918
Vendor fix
Update to version 1.11.0 or later.
Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-90769
- https://github.com/lfnovo/open-notebook/commit/9045ea50196927eac7de647bb5b7009349236fb4
- https://github.com/lfnovo/open-notebook/issues/1284
- https://www.vulncheck.com/advisories/open-notebook-before-1.11.0-server-side-request-forgery-via-link-source
- https://github.com/lfnovo/open-notebook
- https://github.com/lfnovo/open-notebook/blob/8889087e317177d7b6e286342ab34e0c9c01d43e/api/routers/sources.py