CVE-2020-10776
Cross-site Scripting in keycloak
4.8
MEDIUM
CVSS 3.1
EPSS 0.27%
Description
A flaw was found in Keycloak before version 12.0.0, where it is possible to add unsafe schemes for the redirect_uri parameter. This flaw allows an attacker to perform a Cross-site scripting attack.
How to fix CVE-2020-10776
To remediate CVE-2020-10776, upgrade the affected package to a fixed version below.
- Maven/org.keycloak:keycloak-server-spi-private—upgrade to 12.0.0 or later
- —upgrade to 12.0.0 or later
Is CVE-2020-10776 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 12.0.0
- from 0, < 12.0.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |