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1 vulnerability by lfnovo
CVE-2026-90769 (GCVE-0-2026-90769)
Vulnerability from cvelistv5 – Published: 2026-09-13 10:45 – Updated: 2026-09-24 14:21
VLAI
EPSS
VEX
Title
Open Notebook before 1.11.0 Server-Side Request Forgery via link-source
Summary
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.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-14 15:35 UTC
CWE
- CWE-918 - Server-Side Request Forgery (SSRF)
Assigner
VulnCheck
CNA
References
5 references
| URL | Tags |
|---|---|
| https://github.com/lfnovo/open-notebook/issues/1284 | issue-tracking |
| https://github.com/lfnovo/open-notebook | product |
| https://github.com/lfnovo/open-notebook/blob/8889… | technical-description |
| https://github.com/lfnovo/open-notebook/commit/90… | patch |
| https://www.vulncheck.com/advisories/open-noteboo… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| lfnovo | open-notebook |
Affected:
0 , < 1.11.0
(semver)
cpe:2.3:a:lfnovo:open-notebook:*:*:*:*:*:*:*:* |
Date Public
2026-08-26 00:00
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