CVE-2020-10776 — Cross-site Scripting in Redhat Keycloak

CWE-79 — Cross-site Scripting6 documents6 sources
Severity
4.8MEDIUMNVD
EPSS
0.3%
top 49.38%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Redhat Keycloak
Timeline
PublishedNov 17
Latest updateFeb 9

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:NExploitability: 1.7 | Impact: 2.7

Affected Packages2 packages

▶NVDredhat/keycloak< 12.0.0
▶CVEListV5redhat/keycloakbefore version 12.0.0

🔴Vulnerability Details

3
OSV
Cross-site Scripting in keycloak↗2022-02-09
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GHSA
Cross-site Scripting in keycloak↗2022-02-09
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CVEList
CVE-2020-10776: A flaw was found in Keycloak before version 12↗2020-11-17
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📋Vendor Advisories

1
Red Hat
keycloak: OIDC redirect_uri allows dangerous schemes resulting in potential XSS↗2020-11-04
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💬Community

1
Bugzilla
CVE-2020-10776 keycloak: OIDC redirect_uri allows dangerous schemes resulting in potential XSS↗2020-06-16
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CVE-2020-10776 — Cross-site Scripting in Redhat | cvebase