ntfy before 2.22.0 allows SSRF because of an unanchored regular expression.

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-pqhx-w72w-m393 ntfy.sh allows a remote attacker to execute arbitrary code via the parseActions function
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Mon, 04 May 2026 07:15:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via Action Parsing in Ntfy ntfy.sh

Mon, 04 May 2026 05:30:00 +0000

Type Values Removed Values Added
Description An issue in Ntfy ntfy.sh before v.2.21 allows a remote attacker to execute arbitrary code via the parseActions function ntfy before 2.22.0 allows SSRF because of an unanchored regular expression.
References

Tue, 28 Apr 2026 21:00:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via Action Parsing in Ntfy ntfy.sh

Tue, 28 Apr 2026 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Ntfy
Ntfy ntfy.sh
Vendors & Products Ntfy
Ntfy ntfy.sh

Thu, 23 Apr 2026 19:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-94
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 23 Apr 2026 15:45:00 +0000

Type Values Removed Values Added
Description An issue in Ntfy ntfy.sh before v.2.21 allows a remote attacker to execute arbitrary code via the parseActions function
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-05-04T05:20:27.872Z

Reserved: 2026-04-06T00:00:00.000Z

Link: CVE-2026-39087

cve-icon Vulnrichment

Updated: 2026-04-23T18:58:08.343Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-04-23T16:16:25.063

Modified: 2026-05-04T06:16:00.913

Link: CVE-2026-39087

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-04T07:00:09Z

Weaknesses