UpHeron
All vulnerabilities

Servers and applications

CVE-2017-20290

Discourse < 1.9.0.beta13 Reflected XSS via /email/unsubscribed

Severity
Medium 5.1
Published
22 Oct 2026
Last changed
22 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
1.9.0.beta13
Sources
CVE Program

Affected software

SoftwareAffected versions
DiscourseServers and applications · cna:discourse|discourse
  • From 1.9.0.beta2 before 1.9.0.beta13

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-20290