What is CVE-2023-24426?

CVE-2023-24426 is a high-severity vulnerability in Jenkins Azure Ad, classified under Insufficient Session Expiration. CVSS score: 8.8/10. Published 2023-01-26.

How severe is CVE-2023-24426?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Jenkins Azure Ad

CVE-2023-24426

Jenkins Azure AD Plugin 303.va_91ef20ee49f and earlier does not invalidate the previous session on login.

Published 2023-01-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (61.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Jenkins Azure Ad
Jenkins Project Azure Ad Plugin — versions unspecified

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

www.jenkins.io/security/advisory/2023-01-24/ (Vendor Advisory)

Frequently asked questions

What is CVE-2023-24426?: CVE-2023-24426 is a high-severity vulnerability in Jenkins Azure Ad, classified under Insufficient Session Expiration. CVSS score: 8.8/10. Published 2023-01-26.
How severe is CVE-2023-24426?: High severity. CVSS v3 base score is 8.8 out of 10.