Vulnerability Description
ntfy before 2.22.0 allows SSRF because of an unanchored regular expression.
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Related Weaknesses (CWE)
References
- http://ntfy.com
- http://ntfysh.com
- https://gist.github.com/MightyNawaf/5d41d6e8ead16e217f86b016002ecae5
- https://github.com/binwiederhier/ntfy/releases/tag/v2.22.0
FAQ
What is CVE-2026-39087?
CVE-2026-39087 is a vulnerability with a CVSS score of 9.8 (CRITICAL). ntfy before 2.22.0 allows SSRF because of an unanchored regular expression.
How severe is CVE-2026-39087?
CVE-2026-39087 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-39087?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.