UpHeron
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Servers and applications

CVE-2023-48297

Discourse is a platform for community discussion. The message serializer uses the full list of expanded chat mentions (@all and @here) which can lead to a very long array of users. This issue was patched in versions 3.1.4 and beta 3.2.0.beta5.

Severity
High 7.5
Published
12 Jan 2024
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
3.1.4
Sources
NVD

Affected software

SoftwareAffected versions
DiscourseServers and applications · cpe:a:discourse:discourse
  • Every version before 3.1.4
  • Version 3.2.0-beta1
  • Version 3.2.0-beta2
  • Version 3.2.0-beta3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-48297
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-48297