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CVE-2026-42521

🗓️ 29 Apr 2026 13:31:30Reported by jenkinsType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

CVE-2026-42521: Jenkins Matrix Authorization Strategy Plugin allows deserialization of arbitrary types by attackers with Item Configure permission.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-42521
29 Apr 202613:31
attackerkb
AlpineLinux
CVE-2026-42521
29 Apr 202613:31
alpinelinux
Chainguard
CVE-2026-42521 vulnerabilities
8 May 202607:18
cgr
Circl
CVE-2026-42521
29 Apr 202614:35
circl
CNNVD
Jenkins Matrix Authorization Strategy Plugin 代码问题漏洞
29 Apr 202600:00
cnnvd
Cvelist
CVE-2026-42521
29 Apr 202613:31
cvelist
EUVD
EUVD-2026-26222
29 Apr 202613:31
euvd
Github Security Blog
Jenkins Matrix Authorization Strategy Plugin: Unsafe deserialization allows invocation of parameterless constructors
29 Apr 202615:30
github
Tenable Nessus
Jenkins plugins Multiple Vulnerabilities (2026-04-29)
29 Apr 202600:00
nessus
NVD
CVE-2026-42521
29 Apr 202614:16
nvd
Rows per page
NVD
[
  {
    "vendor": "Jenkins Project",
    "product": "Jenkins Matrix Authorization Strategy Plugin",
    "versions": [
      {
        "version": "2.0-beta-1",
        "versionType": "maven",
        "lessThanOrEqual": "3.2.9",
        "status": "affected"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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06 May 2026 16:21Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.16.5
EPSS0.00085
SSVC
5