CVE•Published 2026-05-15•Modified 2026-05-19•1 article on news•5 live references•NVD data
CVE-2026-45400Openwebui · Open_webui
Vulnerability data via NVD (ingested)
CVSS v3.1
8.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
EPSS percentile
—
Weaknesses (CWE)
Description
Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, a parsing difference between the urlparse and requests libraries led to an SSRF bypass vulnerability. This vulnerability is fixed in 0.9.5.
Timeline
Published 2026-05-15
Modified 2026-05-19
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-2026-45400Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Openwebui Open Webui"All exposed Openwebui Open Webui instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Open Webui"HTTP body or banner mentions "Open Webui" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-45400Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-45400Censys host search filtered to this CVE id.
grep.app
CVE-2026-45400Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-45400GitHub code search for direct mentions.
Google dork
"CVE-2026-45400" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-45400 on GitHub.