What’s Vulnerable › Vulnerabilities

CVE-2023-24456

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-01-26 · updated 2026-06-17
• Weakness: CWE-384

Description

Jenkins Keycloak Authentication Plugin 2.3.0 and earlier does not invalidate the previous session on login.

Affected products

• Jenkins Project Jenkins Keycloak Authentication Plugin: through 2.3.0

References

• https://www.jenkins.io/security/advisory/2023-01-24/#SECURITY-2987
• https://www.jenkins.io/security/advisory/2023-01-24/#SECURITY-2987

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