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    CVE-2012-3993

    The Chrome Object Wrapper (COW) implementation in Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 does not properly interact with failures of InstallTrigger methods, which allows remote attackers to execute arbitrary JavaScript code with chrome privileges via a crafted web site, related to an "XrayWrapper pollution" issue.

    Published:Oct 9, 2012
    Last Modified:Apr 11, 2025
    EPS:Oct 10, 2012
    EPSS Score:0.75843
    CVSS Score:9.3

    Affected Products

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

    Exploits

    https://www.exploit-db.com/exploits/30474

    Common Weakness Enumeration

    CWE-269 Improper Privilege Management

    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://lists.opensuse.org/opensuse-security-announce/2012-10/msg00010.html
    http://osvdb.org/86111
    http://rhn.redhat.com/errata/RHSA-2012-1351.html
    http://secunia.com/advisories/50856
    http://secunia.com/advisories/50892
    http://secunia.com/advisories/50904
    http://secunia.com/advisories/50935
    http://secunia.com/advisories/50936
    http://secunia.com/advisories/50984
    http://secunia.com/advisories/55318
    http://www.mandriva.com/security/advisories?name=MDVSA-2012:163
    http://www.mozilla.org/security/announce/2012/mfsa2012-83.html
    http://www.securityfocus.com/bid/56119
    http://www.ubuntu.com/usn/USN-1611-1
    https://bugzilla.mozilla.org/show_bug.cgi?id=768101
    https://exchange.xforce.ibmcloud.com/vulnerabilities/79153
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16718
    http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00010.html
    http://osvdb.org/86111
    http://rhn.redhat.com/errata/RHSA-2012-1351.html
    http://secunia.com/advisories/50856
    http://secunia.com/advisories/50892
    http://secunia.com/advisories/50904
    http://secunia.com/advisories/50935
    http://secunia.com/advisories/50936
    http://secunia.com/advisories/50984
    http://secunia.com/advisories/55318
    http://www.mandriva.com/security/advisories?name=MDVSA-2012:163
    http://www.mozilla.org/security/announce/2012/mfsa2012-83.html
    http://www.securityfocus.com/bid/56119
    http://www.ubuntu.com/usn/USN-1611-1
    https://bugzilla.mozilla.org/show_bug.cgi?id=768101
    https://exchange.xforce.ibmcloud.com/vulnerabilities/79153
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16718

    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