All vulnerabilities

Servers and applications

GHSA-wf2j-5mc7-5c4w

Unauthenticated resource exhaustion DoS in ping badge endpoint via arbitrary monitor IDs

Severity
High 7.5
Published
9 Oct 2026
Last changed
9 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
2.5.4
Sources
Project advisories (GitHub)

Affected software

SoftwareAffected versions
Uptime KumaServers and applications · github:louislam/uptime-kuma
  • Every version before 2.5.4

References