GHSA-PQHX-W72W-M393 ntfy.sh allows a remote attacker to execute arbitrary code via the parseActions function

An issue in Ntfy ntfy.sh before v.2.22.0 allows a remote attacker to execute arbitrary code via the parseActions function...

CVE-2026-39087

Versions of ntfy prior to 2.22.0 are vulnerable to Server-Side Request Forgery (SSRF) due to an unanchored regular expression used for web push endpoint URLs. Additionally, a flaw in the parseActions function in heckel.io/ntfy can allow a remote attacker to execute arbitrary code by sending craft...

CVE-2026-39087

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