Vulnerability in Zitadel

CVE-2025-31123

Zitadel is open-source identity infrastructure software. A vulnerability existed where expired keys can be used to retrieve tokens. Specifically, ZITADEL fails to properly check the expiration date of the JWT key when used for Authorizatio…

EPSS: 0.004 (60.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N.

Affected products

  • Zitadel — versions >= 2.62.0, < 2.63.9, >= 2.64.0-rc.1, < 2.64.6, >= 2.65.0-rc.1, < 2.65.7

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-31123?
CVE-2025-31123 is a high-severity vulnerability in Zitadel, classified under Use of a Key Past its Expiration Date. CVSS score: 8.7/10. Published 2025-03-31.
How severe is CVE-2025-31123?
High severity. CVSS v3 base score is 8.7 out of 10.