UpHeron
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Servers and applications

CVE-2025-59337

Discourse is an open-source community discussion platform. In versions 3.5.0 and below, malicious meta-commands could be embedded in a backup dump and executed during restore. In multisite setups, this allowed an admin of one site to access data or credentials from other sites. This issue is fixed in version 3.5.1.

Severity
Medium 5.5
Published
1 Oct 2025
Last changed
19 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
3.5.1, 3.6.0
Sources
NVD

Affected software

SoftwareAffected versions
DiscourseServers and applications · cpe:a:discourse:discourse
  • Every version before 3.5.1
  • Every version before 3.6.0
  • Version 3.6.0-beta1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-59337
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-59337