What is CVE-2026-54020?
CVE-2026-54020: A vulnerability in Open WebUI allows authenticated users to bypass URL validation due to a double hostname resolution, enabling SSRF attacks against internal network resources. Versions prior to 0.11.0 are affected, and upgrading is strongly recommended.
Azərbaycanca: CVE-2026-54020: Open WebUI platformasında autentifikasiya olunmuş istifadəçilərə hostname-in ikili resolv edilməsi səbəbindən URL validasiyasından yan keçərək daxili şəbəkə resurslarına SSRF hücumu etməyə imkan verən zəiflikdir. 0.11.0 versiyasından əvvəlki versiyalar təsirlənir, dərhal yenilənmə tövsiyə olunur.
Related CVEs
link basis: same weakness class CWE-918
FAQ2
What type of attack does CVE-2026-54020 enable in the Open WebUI platform?
This vulnerability allows authenticated users to bypass URL validation and conduct SSRF attacks against internal network resources.
To which version should Open WebUI be upgraded to mitigate CVE-2026-54020?
Since versions prior to 0.11.0 are affected, upgrading to at least version 0.11.0 is recommended.
See also6
This explainer is AI-written from source data — skopnix's own reporting on this CVE; CVSS scores, vendors and versions are never invented. See NVD for the official record.