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Servers and applications

CVE-2026-109821

Unbounded port parsing in URI.parse/1 enables CPU exhaustion denial of service in Elixir

Severity
Medium 6.3
Published
30 Oct 2026
Last changed
30 Oct 2026
Added to UpHeron
30 Oct 2026
Fixed in
1.18.6, 1.19.7, 1.20.5
Sources
CVE Program

Affected software

SoftwareAffected versions
ElixirServers and applications · cpe:a:elixir-lang:elixir
  • From 0.5.0 before 1.18.6
  • From 1.19.0-rc.0 before 1.19.7
  • From 1.20.0-rc.0 before 1.20.5

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-109821