CVE-2026-114135
1 advisory.
PyPI/jupyter-server CVE-2026-114135: high 8.8
Jupyter Server: Gateway WebSocket handler bypasses kernel execute authorization
Action: Upgrade jupyter-server to 2.6.0 or later.
pip install jupyter-server==2.6.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.0.0 | 2.6.0 | - |
Fixed versions
| 2.6.0 |
Sources
- osv: GHSA-354v-3q48-cv69
- https://github.com/jupyter-server/jupyter_server/security/advisories/GHSA-354v-3q48-cv69
- https://nvd.nist.gov/vuln/detail/CVE-2026-114135
- https://github.com/jupyter-server/jupyter_server/pull/1261
- https://github.com/jupyter-server/jupyter_server/commit/35ffe5d435682128da16dc144a8e9e9f8fa85dd8
- https://github.com/jupyter-server/jupyter_server
- https://github.com/jupyter-server/jupyter_server/releases/tag/v2.6.0
CVE-2026-114135 · published · modified · JSON