CVE-2020-10776
published 2020-11-17CVE-2020-10776: 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…
PriorityP421medium4.8CVSS 3.1
AVNACLPRHUIRSCCLILAN
EPSS
0.77%
51.6th percentile
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.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| redhat | keycloak | < 12.0.0 | 12.0.0 |
| redhat | keycloak | — | — |
CVSS provenance
nvdv3.14.8MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
nvdv2.03.5LOWAV:N/AC:M/Au:S/C:N/I:P/A:N
vendor_redhat4.8MEDIUM
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Red Hat
keycloak: OIDC redirect_uri allows dangerous schemes resulting in potential XSS
vendor_redhat·2020-11-04·CVSS 4.8
CVE-2020-10776 [MEDIUM] CWE-79 keycloak: OIDC redirect_uri allows dangerous schemes resulting in potential XSS
keycloak: OIDC redirect_uri allows dangerous schemes resulting in potential XSS
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.
A flaw was found in Keycloak, 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.
Mitigation: Trusted Hosts Policy could be used to mitigate this attack :
https://www.keycloak.org/docs/latest/securing_apps/index.html#client-registration-policies
Package: keycloak (Red Hat Decision Manager 7) - Not affected
Package: keycloak (Red Hat Fuse 7) - Not affected
Package: keycloak (Red Hat OpenShift Application Runtimes) - Not
OSV
Cross-site Scripting in keycloak
osv·2022-02-09
CVE-2020-10776 [MEDIUM] Cross-site Scripting in keycloak
Cross-site Scripting in keycloak
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.
GHSA
Cross-site Scripting in keycloak
ghsa·2022-02-09
CVE-2020-10776 [MEDIUM] CWE-79 Cross-site Scripting in keycloak
Cross-site Scripting in keycloak
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.
No detection rules found.
No public exploits indexed.
2020-11-17
Published