{"action":"Upgrade horizon to 2012.1.1-4 or later.","affected":[{"fixed":"2012.1.1-4","introduced":"0"}],"component":"horizon","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2012.1.1-4"],"id":"tcs_01M5NA3HMF7V75WD3RHFBVFCBY","modified_at":"2026-10-23T17:47:48.820474935Z","published_at":"2012-09-05T23:55:02.460Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2012-3540","https://security-tracker.debian.org/tracker/CVE-2012-3540"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2012-3540","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2012-3540"}],"summary":"Open redirect vulnerability in views/auth_forms.py in OpenStack Dashboard (Horizon) Essex (2012.1) allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a U"}