CVE-2023-40170

jupyter-server: jupyter-server is the backend for Jupyter web applications

CVE-2023-40170 is fixed in jupyter-server on 1 platform, first by DEBIAN-CVE-2023-40170, released August 28, 2023. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
6.1
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0062
50th percentile

jupyter-server is the backend for Jupyter web applications. Improper cross-site credential checks on `/files/` URLs could allow exposure of certain file contents, or accessing files when opening untrusted files via "Open image in new tab". This issue has been addressed in commit `87a49272728` which has been included in release `2.7.2`. Users are advised to upgrade. Users unable to upgrade may use the lower performance `--ContentsManager.files_handler_class=jupyter_server.files.handlers.FilesHandler`, which implements the correct checks.

Where it's fixed

ProductFixed inFixReleased
Linux
jupyter-server · Debian 13.5 (trixie) 2.14.2-1 DEBIAN-CVE-2023-40170 Aug 28, 2023
jupyter-server · Debian 14 2.14.2-1 DEBIAN-CVE-2023-40170 Aug 28, 2023

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