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CVE-2026-45780

🗓️ 09 Jul 2026 22:08:52Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

Discourse private event invitee data leaked to non-invited viewers; fixed in specific versions.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-45780
9 Jul 202622:08
attackerkb
Cvelist
CVE-2026-45780 Discourse: Private event sample invitees are serialized to non-invited event viewers
9 Jul 202622:08
cvelist
EUVD
EUVD-2026-42740
9 Jul 202622:08
euvd
NVD
CVE-2026-45780
9 Jul 202622:17
nvd
Positive Technologies
PT-2026-56994
9 Jul 202600:00
ptsecurity
Vulners
Node
discoursediscourseRange2026.1.0-latest2026.1.5
OR
discoursediscourseRange2026.4.0-latest2026.4.2
OR
discoursediscourseRange2026.5.0-latest2026.5.1
[
  {
    "vendor": "discourse",
    "product": "discourse",
    "versions": [
      {
        "version": ">= 2026.1.0-latest, < 2026.1.5",
        "status": "affected"
      },
      {
        "version": ">= 2026.4.0-latest, < 2026.4.2",
        "status": "affected"
      },
      {
        "version": ">= 2026.5.0-latest, < 2026.5.1",
        "status": "affected"
      }
    ]
  }
]

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09 Jul 2026 22:17Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.3
6