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    CVE-2011-0055

    Use-after-free vulnerability in the JSON.stringify method in js3250.dll in Mozilla Firefox before 3.5.17 and 3.6.x before 3.6.14, and SeaMonkey before 2.0.12, might allow remote attackers to execute arbitrary code via unspecified vectors related to the js_HasOwnProperty function and garbage collection.

    Published:Mar 1, 2011
    Last Modified:Apr 11, 2025
    EPS:Mar 2, 2011
    EPSS Score:0.03014
    CVSS Score:10

    Affected Products

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

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    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…
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    References

    http://downloads.avaya.com/css/P8/documents/100133195
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:041
    http://www.mozilla.org/security/announce/2011/mfsa2011-03.html
    http://www.securityfocus.com/archive/1/516802
    http://www.securityfocus.com/bid/46661
    http://www.zerodayinitiative.com/advisories/ZDI-11-103/
    https://bugzilla.mozilla.org/show_bug.cgi?id=616009
    https://bugzilla.mozilla.org/show_bug.cgi?id=619255
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14476
    http://downloads.avaya.com/css/P8/documents/100133195
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:041
    http://www.mozilla.org/security/announce/2011/mfsa2011-03.html
    http://www.securityfocus.com/archive/1/516802
    http://www.securityfocus.com/bid/46661
    http://www.zerodayinitiative.com/advisories/ZDI-11-103/
    https://bugzilla.mozilla.org/show_bug.cgi?id=616009
    https://bugzilla.mozilla.org/show_bug.cgi?id=619255
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14476

    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