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    CVE-2022-26386

    Previously Firefox for macOS and Linux would download temporary files to a user-specific directory in <code>/tmp</code>, but this behavior was changed to download them to <code>/tmp</code> where they could be affected by other local users. This behavior was reverted to the original, user-specific directory. <br>*This bug only affects Firefox for macOS and Linux. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 91.7 and Thunderbird < 91.7.

    Published:Mar 8, 2022
    Last Modified:Apr 15, 2025
    EPS:Dec 22, 2022
    EPSS Score:0.00089
    CVSS Score:6.5

    Affected Products

    Vendor
    Apple
    Product
    Macos
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Mozilla
    Product
    Firefox Esr
    Vendor
    Mozilla
    Product
    Thunderbird
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel E4s
    Vendor
    Redhat
    Product
    Rhel Eus

    Exploits

    https://bugzilla.mozilla.org/show_bug.cgi?id=1752396https://bugzilla.mozilla.org/show_bug.cgi?id=1752396

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    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