Advisory Database
  • Advisories
  • Dependency Scanning
  1. maven
  2. ›
  3. org.keycloak/keycloak-services
  4. ›
  5. CVE-2020-1727

CVE-2020-1727: Improper Input Validation

June 22, 2020 (updated June 29, 2020)

A vulnerability was found in Keycloak where every Authorization URL that points to an IDP server lacks proper input validation. This flaw allows a malicious to craft deep links that introduce further attack scenarios on affected clients.

References

  • bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1727
  • nvd.nist.gov/vuln/detail/CVE-2020-1727

Code Behaviors & Features

Detect and mitigate CVE-2020-1727 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 9.0.2

Fixed versions

  • 9.0.2

Solution

Upgrade to version 9.0.2 or above.

Impact 5.4 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-20: Improper Input Validation

Source file

maven/org.keycloak/keycloak-services/CVE-2020-1727.yml

Spotted a mistake? Edit the file on GitLab.

  • Site Repo
  • About GitLab
  • Terms
  • Privacy Statement
  • Contact

Page generated Sun, 08 Nov 2026 00:15:30 +0000.