CVE-2018-14655

A flaw was found in Keycloak 3.4.3.Final, 4.0.0.Beta2, 4.3.0.Final. When using 'response_mode=form_post' it is possible to inject arbitrary Javascript-Code via the 'state'-parameter in the authentication URL. This allows an XSS-Attack upon succesfully login.

Score

CVSS 3.0 5.4 Medium

Status

Modified - secalert@redhat.com

Published

2018-11-13

Last modified

2024-08-05

Weaknesses

CWE-79

Affected products

• Keycloak (Red Hat)
• Keycloak (Redhat)
• Single Sign-on (Redhat)

References

• https://access.redhat.com/errata/RHSA-2018:3592
• https://access.redhat.com/errata/RHSA-2018:3593
• https://access.redhat.com/errata/RHSA-2018:3595
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14655