Jupyter Server (Origin validation): `re.match` used for Origin validation

CVE-2026-40110AI/ML frameworks & servingcurated

Impact

re.match used for Origin validation → prefix-match bypass

Who can reach it

Malicious page visited by the notebook user

What to do

Upgrade past 2.17.0

References

https://nvd.nist.gov/vuln/detail/CVE-2026-40110

This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.