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    CVE-2008-5503

    The loadBindingDocument function in Mozilla Firefox 2.x before 2.0.0.19, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 does not perform any security checks related to the same-domain policy, which allows remote attackers to read or access data from other domains via crafted XBL bindings.

    Published:Dec 16, 2008
    Last Modified:Apr 23, 2026
    EPS:Dec 17, 2008
    EPSS Score:0.01234
    CVSS Score:2.6

    Affected Products

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

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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://secunia.com/advisories/33184
    http://secunia.com/advisories/33189
    http://secunia.com/advisories/33204
    http://secunia.com/advisories/33205
    http://secunia.com/advisories/33231
    http://secunia.com/advisories/33232
    http://secunia.com/advisories/33408
    http://secunia.com/advisories/33415
    http://secunia.com/advisories/33421
    http://secunia.com/advisories/33433
    http://secunia.com/advisories/33434
    http://secunia.com/advisories/33523
    http://secunia.com/advisories/33547
    http://secunia.com/advisories/34501
    http://secunia.com/advisories/35080
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-258748-1
    http://www.debian.org/security/2009/dsa-1696
    http://www.debian.org/security/2009/dsa-1697
    http://www.debian.org/security/2009/dsa-1704
    http://www.debian.org/security/2009/dsa-1707
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:244
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:012
    http://www.mozilla.org/security/announce/2008/mfsa2008-61.html
    http://www.redhat.com/support/errata/RHSA-2008-1037.html
    http://www.redhat.com/support/errata/RHSA-2009-0002.html
    http://www.securityfocus.com/bid/32882
    http://www.securitytracker.com/id?1021424
    http://www.ubuntu.com/usn/usn-690-2
    http://www.ubuntu.com/usn/usn-701-1
    http://www.ubuntu.com/usn/usn-701-2
    http://www.vupen.com/english/advisories/2009/0977
    https://bugzilla.mozilla.org/show_bug.cgi?id=379959
    https://exchange.xforce.ibmcloud.com/vulnerabilities/47409
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11423
    https://usn.ubuntu.com/690-3/
    http://secunia.com/advisories/33184
    http://secunia.com/advisories/33189
    http://secunia.com/advisories/33204
    http://secunia.com/advisories/33205
    http://secunia.com/advisories/33231
    http://secunia.com/advisories/33232
    http://secunia.com/advisories/33408
    http://secunia.com/advisories/33415
    http://secunia.com/advisories/33421
    http://secunia.com/advisories/33433
    http://secunia.com/advisories/33434
    http://secunia.com/advisories/33523
    http://secunia.com/advisories/33547
    http://secunia.com/advisories/34501
    http://secunia.com/advisories/35080
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-258748-1
    http://www.debian.org/security/2009/dsa-1696
    http://www.debian.org/security/2009/dsa-1697
    http://www.debian.org/security/2009/dsa-1704
    http://www.debian.org/security/2009/dsa-1707
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:244
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:012
    http://www.mozilla.org/security/announce/2008/mfsa2008-61.html
    http://www.redhat.com/support/errata/RHSA-2008-1037.html
    http://www.redhat.com/support/errata/RHSA-2009-0002.html
    http://www.securityfocus.com/bid/32882
    http://www.securitytracker.com/id?1021424
    http://www.ubuntu.com/usn/usn-690-2
    http://www.ubuntu.com/usn/usn-701-1
    http://www.ubuntu.com/usn/usn-701-2
    http://www.vupen.com/english/advisories/2009/0977
    https://bugzilla.mozilla.org/show_bug.cgi?id=379959
    https://exchange.xforce.ibmcloud.com/vulnerabilities/47409
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11423
    https://usn.ubuntu.com/690-3/

    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