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CVE-2026-40872 mailcow: dockerized vulnerable to stored XSS in autodiscover logs email address field

🗓️ 21 Apr 2026 19:14:45Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 32 Views

Mailcow dockerized has stored XSS in Autodiscover logs through EMailAddress; unauthenticated requests store payload in Redis and execute when admins view logs; fixed in 2026-03b.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-40872
21 Apr 202621:26
circl
CNNVD
mailcow: dockerized 跨站脚本漏洞
21 Apr 202600:00
cnnvd
CVE
CVE-2026-40872
21 Apr 202619:14
cve
EUVD
EUVD-2026-24254
21 Apr 202619:14
euvd
NVD
CVE-2026-40872
21 Apr 202620:17
nvd
Positive Technologies
PT-2026-34053
21 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-40872
22 Apr 202619:22
redhatcve
Vulnrichment
CVE-2026-40872 mailcow: dockerized vulnerable to stored XSS in autodiscover logs email address field
21 Apr 202619:14
vulnrichment
[
  {
    "vendor": "mailcow",
    "product": "mailcow-dockerized",
    "versions": [
      {
        "version": "< 2026-03b",
        "status": "affected"
      }
    ]
  }
]

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