CVE-2026-39087

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CVSS 3.1

6.4 medium

EPSS

<1%p19

Published

Apr 23, 2026 (Apr 23, 2026)

Modified

Jul 4, 2026

Description

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

Weakness: CWE-777, CWE-94
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.3%)

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