{"id":"UBUNTU-CVE-2026-39087","details":"ntfy before 2.22.0 allows SSRF because of an unanchored regular expression for web push endpoint URLs.","modified":"2026-07-09T17:15:57.845152081Z","published":"2026-04-23T16:16:00Z","upstream":["CVE-2026-39087"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-39087"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-39087"}],"affected":[{"package":{"name":"ntfy","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/ntfy?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.11.0-2"],"ecosystem_specific":{"binaries":[{"binary_name":"ntfy","binary_version":"2.11.0-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-39087.json"}},{"package":{"name":"ntfy","ecosystem":"Ubuntu:Pro:26.04:LTS","purl":"pkg:deb/ubuntu/ntfy?arch=source&distro=esm-apps%2Fresolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.11.0-2","2.11.0-3","2.11.0-3ubuntu0.26.04.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"ntfy","binary_version":"2.11.0-3ubuntu0.26.04.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-39087.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}