Keycloak: vulnerable redirect uri validation results in open redirec

Summary

CVECVE-2024-8883
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-09-19 16:15:06 UTC
Updated2026-08-04 11:22:41 UTC
DescriptionA misconfiguration flaw was found in Keycloak. This issue can allow an attacker to redirect users to an arbitrary URL if a 'Valid Redirect URI' is set to http://localhost or http://127.0.0.1, enabling sensitive information such as authorization codes to be exposed to the attacker, potentially leading to session hijacking.

Risk And Classification

Primary CVSS: v3.1 6.1 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.019590000 probability, percentile 0.783630000 (date 2026-08-06)

Problem Types: CWE-601 | CWE-601 URL Redirection to Untrusted Site ('Open Redirect')


VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary6.1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
3.1[email protected]Secondary6.1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
3.1CNACVSS6.1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Redhat Build Of Keycloak - All All All
Application Redhat Openshift Container Platform 4.11 All All All
Application Redhat Openshift Container Platform 4.12 All All All
Application Redhat Openshift Container Platform For Ibm Z 4.10 All All All
Application Redhat Openshift Container Platform For Ibm Z 4.9 All All All
Application Redhat Openshift Container Platform For Linuxone 4.10 All All All
Application Redhat Openshift Container Platform For Linuxone 4.9 All All All
Application Redhat Openshift Container Platform For Power 4.10 All All All
Application Redhat Openshift Container Platform For Power 4.9 All All All
Application Redhat Single Sign-on - All All All
Application Redhat Single Sign-on 7.6 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Red Hat Red Hat Build Of Keycloak Not specified Not specified
CNA Red Hat Red Hat Build Of Keycloak Not specified Not specified
CNA Red Hat Red Hat Build Of Keycloak 22 unaffected 22.0.13-1 * rpm Not specified
CNA Red Hat Red Hat Build Of Keycloak 22 unaffected 22-18 * rpm Not specified
CNA Red Hat Red Hat Build Of Keycloak 22 unaffected 22-21 * rpm Not specified
CNA Red Hat Red Hat Build Of Keycloak 24 unaffected 24.0.8-1 * rpm Not specified
CNA Red Hat Red Hat Build Of Keycloak 24 unaffected 24-17 * rpm Not specified
CNA Red Hat Red Hat Build Of Keycloak 24 unaffected 24-17 * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8 Not specified Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8 Not specified Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:800.4.1-1.GA_redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:8.0.4-3.GA_redhat_00007.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.33.0-1.redhat_00015.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 1:2.0.0-2.redhat_00005.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:1.8.0-2.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.2.0-2.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:1.16.1-2.redhat_00007.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:3.2.2-28.redhat_2.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.15.1-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:3.14.0-2.redhat_00006.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:4.0.5-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 1:2.0.0-2.redhat_00005.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.0.1-1.redhat_00002.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:0.1.0-2.redhat_00010.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:1.12.284-2.redhat_00002.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:1.2.5-2.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:800.4.0-1.GA_redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.1.0-4.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:6.2.31-1.Final_redhat_00002.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:8.0.1-3.Final_redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:0.8.1-2.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:1.1.3-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:3.0.1-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:1.1.3-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:3.5.3-1.Final_redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:4.0.2-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:5.3.10-1.Final_redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.22.1-1.redhat_00002.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:6.0.3-1.Final_redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:9.37.3-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:9.6.0-1.redhat_00002.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.3.0-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.0.1-3.Final_redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:3.0.1-2.Final_redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:3.0.4-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:8.0.0-6.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.0.16-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:2.2.0-1.redhat_00001.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 8 unaffected 0:8.0.4-2.GA_redhat_00005.1.el8eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:800.4.1-1.GA_redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:8.0.4-3.GA_redhat_00007.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.33.0-1.redhat_00015.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 1:2.0.0-2.redhat_00005.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:1.8.0-2.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.2.0-2.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:1.16.1-2.redhat_00007.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:3.2.2-28.redhat_2.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.15.1-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:3.14.0-2.redhat_00006.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:4.0.5-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 1:2.0.0-2.redhat_00005.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.0.1-1.redhat_00002.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:0.1.0-2.redhat_00010.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:1.12.284-2.redhat_00002.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:1.2.5-2.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:800.4.0-1.GA_redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.1.0-4.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:6.2.31-1.Final_redhat_00002.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:8.0.1-3.Final_redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:0.8.1-2.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:1.1.3-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:3.0.1-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:1.1.3-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:3.5.3-1.Final_redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:4.0.2-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:5.3.10-1.Final_redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.22.1-1.redhat_00002.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:6.0.3-1.Final_redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:9.37.3-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:9.6.0-1.redhat_00002.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.3.0-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.0.1-3.Final_redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:3.0.1-2.Final_redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:3.0.4-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:8.0.0-6.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.0.16-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:2.2.0-1.redhat_00001.1.el9eap * rpm Not specified
CNA Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For RHEL 9 unaffected 0:8.0.4-2.GA_redhat_00005.1.el9eap * rpm Not specified
CNA Red Hat Red Hat Single Sign-On 7 Not specified Not specified
CNA Red Hat Red Hat Single Sign-On 7.6 For RHEL 7 unaffected 0:18.0.18-1.redhat_00001.1.el7sso * rpm Not specified
CNA Red Hat Red Hat Single Sign-On 7.6 For RHEL 8 unaffected 0:18.0.18-1.redhat_00001.1.el8sso * rpm Not specified
CNA Red Hat Red Hat Single Sign-On 7.6 For RHEL 9 unaffected 0:18.0.18-1.redhat_00001.1.el9sso * rpm Not specified
CNA Red Hat RHEL-8 Based Middleware Containers unaffected 7.6-54 * rpm Not specified

References

ReferenceSourceLinkTags
access.redhat.com/errata/RHSA-2024:6889 [email protected] access.redhat.com Vendor Advisory
access.redhat.com/errata/RHSA-2024:6882 [email protected] access.redhat.com Vendor Advisory
access.redhat.com/errata/RHSA-2024:6887 [email protected] access.redhat.com Vendor Advisory
access.redhat.com/errata/RHSA-2024:8824 [email protected] access.redhat.com
access.redhat.com/errata/RHSA-2024:6879 [email protected] access.redhat.com Vendor Advisory
bugzilla.redhat.com/show_bug.cgi [email protected] bugzilla.redhat.com Issue Tracking, Vendor Advisory
access.redhat.com/errata/RHSA-2024:10385 [email protected] access.redhat.com
access.redhat.com/security/cve/CVE-2024-8883 [email protected] access.redhat.com Vendor Advisory
access.redhat.com/errata/RHSA-2024:8823 [email protected] access.redhat.com
access.redhat.com/errata/RHSA-2024:6888 [email protected] access.redhat.com Vendor Advisory
access.redhat.com/errata/RHSA-2024:6880 [email protected] access.redhat.com Vendor Advisory
access.redhat.com/errata/RHSA-2024:6886 [email protected] access.redhat.com Vendor Advisory
github.com/keycloak/keycloak/blob/main/services/src/main/java/org/keyclo... [email protected] github.com Product
access.redhat.com/errata/RHSA-2024:10386 [email protected] access.redhat.com
access.redhat.com/errata/RHSA-2024:6878 [email protected] access.redhat.com Vendor Advisory
access.redhat.com/errata/RHSA-2024:8826 [email protected] access.redhat.com
access.redhat.com/errata/RHSA-2024:6890 [email protected] access.redhat.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Red Hat would like to thank Karsten Meyer zu Selhausen and Niklas Conrad for reporting this issue. (en)

Additional Advisory Data

SourceTimeEvent
CNA2024-09-16T06:17:01.573ZReported to Red Hat.
CNA2024-09-19T15:13:00.000ZMade public.

Workarounds

CNA: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

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