{"cve":"CVE-2026-39087","nvd":{"published":"2026-04-23T16:16:25.063","modified":"2026-07-04T16:17:14.457","status":"Awaiting Analysis","description":"ntfy before 2.22.0 allows SSRF because of an unanchored regular expression for web push endpoint URLs.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","score":6.4},"cwes":["CWE-777","CWE-94"],"references":["https://gist.github.com/MightyNawaf/5d41d6e8ead16e217f86b016002ecae5","https://github.com/binwiederhier/ntfy/releases/tag/v2.22.0","https://ntfy.sh"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:33:09.003606135+00:00"},"epss":{"cve":"CVE-2026-39087","score":0.00272,"percentile":0.19598,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-pqhx-w72w-m393","url":"https://osv.dev/vulnerability/GHSA-pqhx-w72w-m393","summary":"ntfy.sh allows a remote attacker to execute arbitrary code via the parseActions function","modified":"2026-06-25T23:11:03.761623388Z","packages":[{"ecosystem":"Go","name":"heckel.io/ntfy/v2","purl":"pkg:golang/heckel.io/ntfy/v2","ranges":["<2.22.0"],"fixed":["2.22.0"]}]},{"id":"GO-2026-5551","url":"https://osv.dev/vulnerability/GO-2026-5551","summary":"ntfy.sh allows a remote attacker to execute arbitrary code via the parseActions function in heckel.io/ntfy","modified":"2026-06-25T23:01:30.757038790Z","packages":[{"ecosystem":"Go","name":"heckel.io/ntfy","purl":"pkg:golang/heckel.io/ntfy","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"heckel.io/ntfy/v2","purl":"pkg:golang/heckel.io/ntfy/v2","ranges":["<2.22.0"],"fixed":["2.22.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}