CVE•Published 2026-09-13•0 articles on news•4 live references•NVD data
CVE-2026-90769
Vulnerability data via NVD (ingested)
CVSS v3.1
7.7
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
EPSS percentile
—
Weaknesses (CWE)
Description
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.
Timeline
Published 2026-09-13
Modified 2026-09-13
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-90769Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-90769Censys host search filtered to this CVE id.
grep.app
CVE-2026-90769Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-90769GitHub code search for direct mentions.
Google dork
"CVE-2026-90769" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-90769 on GitHub.
We haven't classified any articles referencing CVE-2026-90769 yet. The external references above still apply.