Home/CVE/Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the
CVE

CVE-2022-4361

Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the

Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the SAML or OIDC providers. The vulnerability can allow an attacker to execute malicious scripts by setting the AssertionConsumerServiceURL value or the redirect_uri.

CRITICAL · CVSS 10 EPSS 0.01306
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-81Improper Neutralization of Script in an Error Message Web Page
▤

Affected Products & Versions

6
redhat keycloak< 21.1.2
redhat single sign-on>= 7.6 and < 7.6.4
redhat single sign-onall versions
redhat openshift container platformall versions
redhat openshift container platform for ibm linuxoneall versions
redhat openshift container platform for powerall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.keycloak:keycloak-services CRITICAL fixed in 21.1.2
▣

Scoring & Timeline

10
CRITICAL · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Jul 2023 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

5
rhsaRHSA-2023:3888Important
rhsaRHSA-2023:3883Important
rhsaRHSA-2023:3885Important
rhsaRHSA-2023:3884Important
rhsaRHSA-2023:3892Important
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=2151618Issue TrackingVendor Advisory
https://github.com/keycloak/keycloak/commit/a1cfe6e24e5b34792699a00b8b4a8016a5929e3aPatch
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