{"action":"Upgrade roundcube to 0.5.1-1 or later.","affected":[{"fixed":"0.5.1-1","introduced":"0"}],"component":"roundcube","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["0.5.1-1"],"id":"tcs_01M5N9R7Q3ARJHVDAFPS2YJ9M4","modified_at":"2026-10-23T17:47:36.618501925Z","published_at":"2011-04-08T15:17:28.447Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2011-1492","https://security-tracker.debian.org/tracker/CVE-2011-1492"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2011-1492#Debian:14/roundcube","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2011-1492"}],"summary":"steps/utils/modcss.inc in Roundcube Webmail before 0.5.1 does not properly verify that a request is an expected request for an external Cascading Style Sheets (CSS) stylesheet, which allows remote aut"}