Unrated severityNVD Advisory· Published Mar 5, 2009· Updated Jun 16, 2026
CVE-2009-0777
CVE-2009-0777
Description
Mozilla Firefox before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey before 1.1.15 decode invisible characters when they are displayed in the location bar, which causes an incorrect address to be displayed and makes it easier for remote attackers to spoof URLs and conduct phishing attacks.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
93cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*+ 50 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <=3.0.6
- cpe:2.3:a:mozilla:firefox:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:1.5.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.15:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.18:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.19:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.20:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:2.0.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:3.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:3.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:3.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:3.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:3.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:3.0.5:*:*:*:*:*:*:*
- (no CPE)range: <3.0.7
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*+ 26 more
- cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*range: <=1.1.14
- cpe:2.3:a:mozilla:seamonkey:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.10:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.11:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.12:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.13:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.6:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.7:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.8:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1.9:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1:alpha:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:1.1:beta:*:*:*:*:*:*
- (no CPE)range: <1.1.15
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*+ 12 more
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*range: <=2.0.0.20
- cpe:2.3:a:mozilla:thunderbird:2.0.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.18:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.19:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:2.0.0.9:*:*:*:*:*:*:*
- (no CPE)range: <2.0.0.21
- osv-coords2 versionspkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
< 128.5.1-1.1+ 1 more
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 50.1.0-1.1
Patches
Vulnerability mechanics
References
19- secunia.com/advisories/34140nvdVendor Advisory
- secunia.com/advisories/34145nvdVendor Advisory
- secunia.com/advisories/34272nvdVendor Advisory
- www.mozilla.org/security/announce/2009/mfsa2009-11.htmlnvdVendor Advisory
- www.vupen.com/english/advisories/2009/0632nvdVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2009-03/msg00002.htmlnvd
- securitytracker.com/alerts/2009/Mar/1021799.htmlnvd
- support.avaya.com/elmodocs2/security/ASA-2009-069.htmnvd
- support.avaya.com/japple/css/japplenvd
- www.mandriva.com/security/advisoriesnvd
- www.redhat.com/support/errata/RHSA-2009-0315.htmlnvd
- www.securityfocus.com/bid/33990nvd
- bugzilla.mozilla.org/show_bug.cginvd
- exchange.xforce.ibmcloud.com/vulnerabilities/49087nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11222nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6039nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6157nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6229nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7435nvd
News mentions
0No linked articles in our index yet.