{"id":"CVE-2026-111664","published":"2026-10-16T18:17:48.210","lastModified":"2026-10-16T19:03:18.127","description":"Safing Portmaster before 2.2.5 contains a missing authorization vulnerability that allows unprivileged local processes to force updates by calling the POST /api/v1/updates/from-url endpoint registered with api.PermitAnyone. Attackers can supply an attacker-controlled index URL that bypasses version checks and auto-apply settings, installing older Safing-signed releases carrying previously fixed vulnerabilities.","cvssScore":4.4,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","cwes":["CWE-306"],"vendors":[],"products":[],"references":[{"url":"https://github.com/safing/portmaster/blob/v2.2.3/service/core/api.go#L145-L159","tags":[]},{"url":"https://github.com/safing/portmaster/commit/f943e1eaf98f45bc48490bf288e1d63c04929ae0","tags":[]},{"url":"https://github.com/safing/portmaster/issues/2292","tags":[]},{"url":"https://github.com/safing/portmaster/releases/tag/v2.2.5","tags":[]},{"url":"https://www.vulncheck.com/advisories/safing-portmaster-before-2.2.5-unauthenticated-forced-downgrade-via-api-v1-updates-from-url","tags":[]}],"exploitRefs":[{"url":"https://github.com/safing/portmaster/blob/v2.2.3/service/core/api.go#L145-L159","tags":[]},{"url":"https://github.com/safing/portmaster/commit/f943e1eaf98f45bc48490bf288e1d63c04929ae0","tags":[]},{"url":"https://github.com/safing/portmaster/issues/2292","tags":[]},{"url":"https://github.com/safing/portmaster/releases/tag/v2.2.5","tags":[]}],"hasPoc":true,"ai":null}