CVE•Published 2026-05-07•Modified 2026-05-07•1 article on news•6 live references•NVD data
CVE-2026-33587Lfnovo · Open-notebook
Vulnerability data via NVD (ingested)
CVSS v3.1
10.0
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS percentile
—
Weaknesses (CWE)
Description
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.
Timeline
Published 2026-05-07
Modified 2026-05-07
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).
Shodan · vuln tag0 hosts
vuln:CVE-2026-33587Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Lfnovo Open-notebook"All exposed Lfnovo Open-notebook instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Open-notebook"HTTP body or banner mentions "Open-notebook" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-33587Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-33587Censys host search filtered to this CVE id.
grep.app
CVE-2026-33587Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-33587GitHub code search for direct mentions.
Google dork
"CVE-2026-33587" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-33587 on GitHub.