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CVE-2026-72724

🗓️ 10 Aug 2026 15:59:53Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 15 Views

Discourse Chat Onebox handler pairs public channel ID with private thread ID, exposing private chat messages to authenticated users.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-72724
10 Aug 202615:59
attackerkb
cvelist
Cvelist
CVE-2026-72724 Discourse: Private Chat Threat Message Disclosure via Chat Onebox Channel/Threat ID Mismatch
10 Aug 202615:59
cvelist
euvd
EUVD
EUVD-2026-55663
10 Aug 202615:59
euvd
nvd
NVD
CVE-2026-72724
10 Aug 202616:19
nvd
Vulners
Node
OR
discoursediscourseRange<2026.1.6
discoursediscourseRange2026.5.0-latest2026.5.2
discoursediscourseRange2026.6.0-latest2026.6.1
discoursediscourseRange2026.7.0-latest2026.7.0
[
  {
    "vendor": "discourse",
    "product": "discourse",
    "versions": [
      {
        "version": "< 2026.1.6",
        "status": "affected"
      },
      {
        "version": ">= 2026.5.0-latest, < 2026.5.2",
        "status": "affected"
      },
      {
        "version": ">= 2026.6.0-latest, < 2026.6.1",
        "status": "affected"
      },
      {
        "version": ">= 2026.7.0-latest, < 2026.7.0",
        "status": "affected"
      }
    ]
  }
]

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