{"id":"CVE-2006-6506","url":"https://www.cyber-defence.io/tools/cve/CVE-2006-6506","generatedAt":"2026-10-27T18:47:54.255Z","title":"The \"Feed Preview\" feature in Mozilla Firefox 2.0 before 2.0.0.1 sends the URL of the feed when requesting favicon.ico icons, which results in a privacy leak that might allow feed viewing services to determine browsing habits.","description":"The \"Feed Preview\" feature in Mozilla Firefox 2.0 before 2.0.0.1 sends the URL of the feed when requesting favicon.ico icons, which results in a privacy leak that might allow feed viewing services to determine browsing habits.","published":"2006-12-20T01:28:00.000Z","lastModified":"2026-06-16T22:33:16.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":4.3,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N"},"cwe":[],"affected":["mozilla/firefox"],"epss":{"score":0.01812,"percentile":0.78498,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.81%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00771742","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23282","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23545","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23589","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23614","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23672","source":"secalert@redhat.com"},{"url":"http://security.gentoo.org/glsa/glsa-200701-02.xml","source":"secalert@redhat.com"},{"url":"http://securitytracker.com/id?1017421","source":"secalert@redhat.com"},{"url":"http://www.legroom.net/modules.php?op=modload&name=News&file=article&sid=215","tags":["Exploit"],"source":"secalert@redhat.com"},{"url":"http://www.mozilla.org/security/announce/2006/mfsa2006-75.html","source":"secalert@redhat.com"},{"url":"http://www.novell.com/linux/security/advisories/2006_80_mozilla.html","source":"secalert@redhat.com"},{"url":"http://www.novell.com/linux/security/advisories/2007_06_mozilla.html","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/21668","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/usn-398-1","source":"secalert@redhat.com"},{"url":"http://www.us-cert.gov/cas/techalerts/TA06-354A.html","tags":["US Government Resource"],"source":"secalert@redhat.com"},{"url":"http://www.vupen.com/english/advisories/2006/5068","source":"secalert@redhat.com"},{"url":"http://www.vupen.com/english/advisories/2008/0083","source":"secalert@redhat.com"},{"url":"http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00771742","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23282","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23545","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23589","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23614","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23672","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://security.gentoo.org/glsa/glsa-200701-02.xml","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securitytracker.com/id?1017421","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.legroom.net/modules.php?op=modload&name=News&file=article&sid=215","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mozilla.org/security/announce/2006/mfsa2006-75.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.novell.com/linux/security/advisories/2006_80_mozilla.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.novell.com/linux/security/advisories/2007_06_mozilla.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/21668","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/usn-398-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.us-cert.gov/cas/techalerts/TA06-354A.html","tags":["US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2006/5068","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2008/0083","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2006-6506","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}