VULNERABILITY INTELLIGENCE

CVE-2020-15110

CVSS score6.8 MEDIUM

EPSS probability1.11%

CISA KEVNot currently listed

Published2020-07-17

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Description

In jupyterhub-kubespawner before 0.12, certain usernames will be able to craft particular server names which will grant them access to the default server of other users who have matching usernames. This has been fixed in 0.12.

Weakness classification

security-advisories@github.com: CWE-863
nvd@nist.gov: CWE-863

Primary references

security-advisories@github.com — Patch, Third Party Advisory
security-advisories@github.com — Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory