Description
Umbrel is a home server OS for self-hosting. The login functionality of Umbrel before version 1.2.2 contains a reflected cross-site scripting (XSS) vulnerability in use-auth.tsx. An attacker can specify a malicious redirect query parameter to trigger the vulnerability. If a JavaScript URL is passed to the redirect parameter the attacker provided JavaScript will be executed after the user entered their password and clicked on login. This vulnerability is fixed in 1.2.2.
Exploits (1)
Scores
CVSS v4
5.3
EPSS
0.0655
EPSS Percentile
91.2%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (1)
getumbrel/umbrel
< 1.2.2
Published
Nov 13, 2024
Tracked Since
Feb 18, 2026