SUSE CVE-2026-40110

Jupyter Server is the backend for Jupyter web applications. In versions 2.17.0 and earlier, the Origin header validation uses Python's re.match to check incoming origins against the alloworiginpat configuration value. Because re.match only anchors at the start of the string and does not require a...

CVE-2026-40110

Summary: The CVE affects Jupyter Server prior to 2.18.0, where Origin header validation uses Python’s re.match() against allow_origin_pat. Because re.match() anchors only at the start, a pattern intended for a trusted domain (for example trusted.example.com) can match origins like trusted.example...