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CVE-2026-53961

🗓️ 09 Jul 2026 21:48:11Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

Discourse before 2026.6 allowed forged Amazon Web Services bounce notices to disable a target email.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53961
9 Jul 202621:48
attackerkb
Cvelist
CVE-2026-53961 Discourse: Forged AWS SNS bounce notifications can disable a targeted user's email (missing TopicArn binding)
9 Jul 202621:48
cvelist
EUVD
EUVD-2026-42728
9 Jul 202621:48
euvd
NVD
CVE-2026-53961
9 Jul 202622:17
nvd
Positive Technologies
PT-2026-56998
9 Jul 202600:00
ptsecurity
Vulners
Node
discoursediscourseRange2026.5.0-latest2026.5.1
OR
discoursediscourseRange2026.4.0-latest2026.4.2
OR
discoursediscourseRange2026.1.0-latest2026.1.5
[
  {
    "vendor": "discourse",
    "product": "discourse",
    "versions": [
      {
        "version": ">= 2026.5.0-latest, < 2026.5.1",
        "status": "affected"
      },
      {
        "version": ">= 2026.4.0-latest, < 2026.4.2",
        "status": "affected"
      },
      {
        "version": ">= 2026.1.0-latest, < 2026.1.5",
        "status": "affected"
      }
    ]
  }
]

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