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CVE-2026-39087GHSA-PQHX-W72W-M393GO-2026-5551

ntfy before 2.22.0 allows SSRF because of an unanchored regular expression for web push endpoint URLs.

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 2.22.0
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: total

Summary

ntfy before 2.22.0 allows SSRF because of an unanchored regular expression for web push endpoint URLs.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: total

  3. Record last updated

Affected versions

  • ntfy ntfy

    fixed in 2.22.0

  • heckel.io/ntfy/v2Go

    fixed in 2.22.0

  • heckel.io/ntfyGo

    All versions

References 3

gist.github.com

GitHub · binwiederhier/ntfy

ntfy.sh