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    CVE-2008-0416

    Multiple cross-site scripting (XSS) vulnerabilities in Mozilla Firefox before 2.0.0.12, Thunderbird before 2.0.0.12, and SeaMonkey before 1.1.8 allow remote attackers to inject arbitrary web script or HTML via certain character encodings, including (1) a backspace character that is treated as whitespace, (2) 0x80 with Shift_JIS encoding, and (3) "zero-length non-ASCII sequences" in certain Asian character sets.

    Published:Feb 7, 2008
    Last Modified:Apr 23, 2026
    EPS:Feb 12, 2008
    EPSS Score:0.08734
    CVSS Score:4.3

    Affected Products

    Vendor
    Mozilla
    Product
    Firefox
    Vendor
    Mozilla
    Product
    Seamonkey
    Vendor
    Mozilla
    Product
    Thunderbird
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-84144 (CVSS 7.5) — Internally found bugs present in Thunderbird 154 and Thunderbird ESR 153.1. Some of these bugs showed evidence…
    CVE-2026-84143 (CVSS 9.8) — Internally found bugs present in Thunderbird 154, Thunderbird ESR 153.1 and Thunderbird ESR 140.14. Some of th…
    CVE-2026-84142 (CVSS 9.8) — Internally found bugs present in Thunderbird 154. Some of these bugs showed evidence of memory corruption or a…
    CVE-2026-84141 (CVSS 9.8) — Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 155, Firefox ESR…
    CVE-2026-84140 (CVSS 9.8) — Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ES…
    CVE-2026-84139 (CVSS 6.1) — Clickjacking issue in the DOM: Events component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.…
    CVE-2026-84138 (CVSS 6.5) — Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 155 and Thunderbird 155…
    CVE-2026-84137 (CVSS 4.3) — Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155, Firefox ESR 153…
    CVE-2026-84136 (CVSS 6.1) — Other issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, …
    CVE-2026-84135 (CVSS 9.8) — Other issue in Firefox Focus for Android. This vulnerability was fixed in Firefox 155.…

    References

    http://jvn.jp/en/jp/JVN21563357/index.html
    http://jvndb.jvn.jp/ja/contents/2008/JVNDB-2008-000021.html
    http://secunia.com/advisories/28839
    http://secunia.com/advisories/28864
    http://secunia.com/advisories/28865
    http://secunia.com/advisories/28879
    http://secunia.com/advisories/29541
    http://secunia.com/advisories/30327
    http://secunia.com/advisories/30620
    http://secunia.com/advisories/31043
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-238492-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-239546-1
    http://www.debian.org/security/2008/dsa-1484
    http://www.debian.org/security/2008/dsa-1485
    http://www.debian.org/security/2008/dsa-1489
    http://www.gentoo.org/security/en/glsa/glsa-200805-18.xml
    http://www.mozilla.org/security/announce/2008/mfsa2008-13.html
    http://www.securityfocus.com/bid/29303
    http://www.turbolinux.com/security/2008/TLSA-2008-9.txt
    http://www.ubuntu.com/usn/usn-592-1
    http://www.us-cert.gov/cas/techalerts/TA08-087A.html
    http://www.vupen.com/english/advisories/2008/1793/references
    http://www.vupen.com/english/advisories/2008/2091/references
    https://bugzilla.mozilla.org/buglist.cgi?bug_id=404252%2C381412%2C407161
    https://exchange.xforce.ibmcloud.com/vulnerabilities/40488
    https://usn.ubuntu.com/576-1/
    http://jvn.jp/en/jp/JVN21563357/index.html
    http://jvndb.jvn.jp/ja/contents/2008/JVNDB-2008-000021.html
    http://secunia.com/advisories/28839
    http://secunia.com/advisories/28864
    http://secunia.com/advisories/28865
    http://secunia.com/advisories/28879
    http://secunia.com/advisories/29541
    http://secunia.com/advisories/30327
    http://secunia.com/advisories/30620
    http://secunia.com/advisories/31043
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-238492-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-239546-1
    http://www.debian.org/security/2008/dsa-1484
    http://www.debian.org/security/2008/dsa-1485
    http://www.debian.org/security/2008/dsa-1489
    http://www.gentoo.org/security/en/glsa/glsa-200805-18.xml
    http://www.mozilla.org/security/announce/2008/mfsa2008-13.html
    http://www.securityfocus.com/bid/29303
    http://www.turbolinux.com/security/2008/TLSA-2008-9.txt
    http://www.ubuntu.com/usn/usn-592-1
    http://www.us-cert.gov/cas/techalerts/TA08-087A.html
    http://www.vupen.com/english/advisories/2008/1793/references
    http://www.vupen.com/english/advisories/2008/2091/references
    https://bugzilla.mozilla.org/buglist.cgi?bug_id=404252%2C381412%2C407161
    https://exchange.xforce.ibmcloud.com/vulnerabilities/40488
    https://usn.ubuntu.com/576-1/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High