Unrated severityNVD Advisory· Published Sep 24, 2008· Updated Jun 16, 2026
CVE-2008-4066
CVE-2008-4066
Description
Mozilla Firefox 2.0.0.14, and other versions before 2.0.0.17, allows remote attackers to bypass cross-site scripting (XSS) protection mechanisms and conduct XSS attacks via HTML-escaped low surrogate characters that are ignored by the HTML parser, as demonstrated by a "jav�ascript" sequence, aka "HTML escaped low surrogates bug."
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4cpe:2.3:a:mozilla:firefox:2.0.0.14:*:*:*:*:*:*:*+ 3 more
- 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:*:*:*:*:*:*:*
- (no CPE)range: <2.0.0.17
Patches
Vulnerability mechanics
References
44- blogs.technet.com/bluehat/archive/2008/08/14/targeted-fuzzing.aspxnvdExploit
- www.thespanner.co.uk/2008/06/30/javascript-protocol-fuzz-results/nvdExploit
- secunia.com/advisories/31984nvdVendor Advisory
- secunia.com/advisories/31985nvdVendor Advisory
- secunia.com/advisories/32007nvdVendor Advisory
- secunia.com/advisories/32010nvdVendor Advisory
- secunia.com/advisories/32012nvdVendor Advisory
- secunia.com/advisories/32025nvdVendor Advisory
- secunia.com/advisories/32042nvdVendor Advisory
- secunia.com/advisories/32044nvdVendor Advisory
- secunia.com/advisories/32082nvdVendor Advisory
- secunia.com/advisories/32092nvdVendor Advisory
- secunia.com/advisories/32144nvdVendor Advisory
- secunia.com/advisories/32845nvdVendor Advisory
- secunia.com/advisories/34501nvdVendor Advisory
- www.redhat.com/support/errata/RHSA-2008-0882.htmlnvdVendor Advisory
- www.redhat.com/support/errata/RHSA-2008-0908.htmlnvdVendor Advisory
- www.vupen.com/english/advisories/2008/2661nvdVendor Advisory
- www.vupen.com/english/advisories/2009/0977nvdVendor Advisory
- www.redhat.com/archives/fedora-package-announce/2008-September/msg01384.htmlnvdVendor Advisory
- download.novell.com/Downloadnvd
- jvn.jp/en/jp/JVN96950482/index.htmlnvd
- jvndb.jvn.jp/ja/contents/2011/JVNDB-2011-000058.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2008-10/msg00005.htmlnvd
- secunia.com/advisories/32185nvd
- secunia.com/advisories/32196nvd
- slackware.com/security/viewer.phpnvd
- slackware.com/security/viewer.phpnvd
- slackware.com/security/viewer.phpnvd
- sunsolve.sun.com/search/document.donvd
- www.debian.org/security/2008/dsa-1649nvd
- www.debian.org/security/2008/dsa-1669nvd
- www.mandriva.com/security/advisoriesnvd
- www.mandriva.com/security/advisoriesnvd
- www.mozilla.org/security/announce/2008/mfsa2008-43.htmlnvd
- www.securityfocus.com/bid/31346nvd
- www.securitytracker.com/idnvd
- www.ubuntu.com/usn/usn-645-1nvd
- www.ubuntu.com/usn/usn-645-2nvd
- www.ubuntu.com/usn/usn-647-1nvd
- bugzilla.mozilla.org/show_bug.cginvd
- exchange.xforce.ibmcloud.com/vulnerabilities/45358nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8880nvd
- www.redhat.com/archives/fedora-package-announce/2008-September/msg01403.htmlnvd
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