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CVE-2026-84465 Zammad: S/MIME signature verification allows forged sender impersonation

🗓️ 25 Sep 2026 18:19:58Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

S/MIME signature verification in Zammad prior to 7.1.2 allows forged sender impersonation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
euvd
EUVD
EUVD-2026-87265
25 Sep 202618:19
–euvd
nvd
NVD
CVE-2026-84465
25 Sep 202619:17
–nvd
[
  {
    "vendor": "zammad",
    "product": "zammad",
    "versions": [
      {
        "version": "< 7.1.2",
        "status": "affected"
      }
    ]
  }
]

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