UpHeron
All vulnerabilities

Servers and applications

CVE-2023-22468

Discourse is an open source platform for community discussion. Versions prior to 2.8.13 (stable), 3.0.0.beta16 (beta) and 3.0.0beta16 (tests-passed), are vulnerable to cross-site Scripting. A maliciously crafted URL can be included in a post to carry out cross-site scripting attacks on sites with disabled or overly permissive CSP (Content Security Policy). Discourse's default CSP prevents this…

Severity
Medium 5.4
Published
26 Jan 2023
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
2.8.13
Sources
NVD

Affected software

SoftwareAffected versions
DiscourseServers and applications · cpe:a:discourse:discourse
  • Version 3.0.0-beta15
  • Version 2.9.0-beta14
  • Version 2.9.0-beta13
  • Version 2.9.0-beta12
All 16 release lines
  • Every version before 2.8.13
  • Version 2.9.0-beta1
  • Version 2.9.0-beta2
  • Version 2.9.0-beta3
  • Version 2.9.0-beta4
  • Version 2.9.0-beta5
  • Version 2.9.0-beta6
  • Version 2.9.0-beta7
  • Version 2.9.0-beta8
  • Version 2.9.0-beta9
  • Version 2.9.0-beta10
  • Version 2.9.0-beta11
  • Version 2.9.0-beta12
  • Version 2.9.0-beta13
  • Version 2.9.0-beta14
  • Version 3.0.0-beta15

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-22468
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-22468