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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXE2dzItODlocS1ocTI3
keycloak Self Stored Cross-site Scripting vulnerability
A flaw was found in keycloak in versions before 13.0.0. A Self Stored XSS attack vector escalating to a complete account takeover is possible due to user-supplied data fields not being properly encoded and Javascript code being used to process the data. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Permalink: https://github.com/advisories/GHSA-q6w2-89hq-hq27JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXE2dzItODlocS1ocTI3
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: almost 3 years ago
Updated: about 1 year ago
CVSS Score: 9.7
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Identifiers: GHSA-q6w2-89hq-hq27, CVE-2021-20195
References:
- https://nvd.nist.gov/vuln/detail/CVE-2021-20195
- https://github.com/keycloak/keycloak/commit/717d9515fa131e3d8c8936e41b2e52270fdec976
- https://bugzilla.redhat.com/show_bug.cgi?id=1919143
- https://github.com/advisories/GHSA-q6w2-89hq-hq27
Blast Radius: 29.7
Affected Packages
maven:org.keycloak:keycloak-core
Dependent packages: 376Dependent repositories: 1,153
Downloads:
Affected Version Ranges: < 13.0.0
Fixed in: 13.0.0
All affected versions: 5.0.0, 6.0.0, 6.0.1, 7.0.0, 7.0.1, 8.0.0, 8.0.1, 8.0.2, 9.0.0, 9.0.2, 9.0.3, 10.0.0, 10.0.1, 10.0.2, 11.0.0, 11.0.1, 11.0.2, 11.0.3, 12.0.0, 12.0.1, 12.0.2, 12.0.3, 12.0.4
All unaffected versions: 13.0.0, 13.0.1, 14.0.0, 15.0.0, 15.0.1, 15.0.2, 15.1.0, 15.1.1, 16.0.0, 16.1.0, 16.1.1, 17.0.0, 17.0.1, 18.0.0, 18.0.1, 18.0.2, 19.0.0, 19.0.1, 19.0.2, 19.0.3, 20.0.0, 20.0.1, 20.0.2, 20.0.3, 20.0.4, 20.0.5, 21.0.0, 21.0.1, 21.0.2, 21.1.0, 21.1.1, 21.1.2, 22.0.0, 22.0.1, 22.0.2, 22.0.3, 22.0.4, 22.0.5, 23.0.0, 23.0.1, 23.0.2, 23.0.3