Vulnerability · Published Apr 29, 2026 · Assigned by jenkins
CVE-2026-42525
Medium 4.3
In plain English
A medium-severity open redirect in Jenkins Microsoft Entra ID (previously Azure AD) Plugin from Jenkins Project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.2%top 88.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Jenkins Microsoft Entra ID (previously Azure AD) Plugin 666.v6060de32f87d and earlier does not restrict the redirect URL after login, allowing attackers to perform phishing attacks.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | org.jenkins-ci.plugins:azure-ad | 667.v4c5827a | GHSA-jp6g-g3v3-6gvf |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Jenkins Project | Jenkins Microsoft Entra ID (previously Azure AD) Plugin | 0 – through 666.v6060de32f87d |
Weakness: CWE-601 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
References
- Jenkins Security Advisory 2026-04-29 vendor-advisory