CVE-2026-39087CRITICAL 6.4EPSS p19.4%

CVE-2026-39087CVE-2026-39087

Description

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

Scoring

CVSS 3.16.4 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
EPSS0.27% probability of exploitation · percentile 19.4% · 2026-08-03T12:00:16Z
Published2026-04-23
Last modified2026-07-04

Underlying weaknesses· 1

CWE-94

References

  1. http://ntfy.com
  2. http://ntfysh.com
  3. https://gist.github.com/MightyNawaf/5d41d6e8ead16e217f86b016002ecae5
  4. https://github.com/binwiederhier/ntfy/releases/tag/v2.22.0

1

TypeTargetConfidenceTier
WeaknessImproper Control of Generation of Code ('Code Injection')cwe-940%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.