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    CVE-2022-22759

    If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe's document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe's sandbox. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.

    Published:Feb 8, 2022
    Last Modified:Apr 16, 2025
    EPS:Dec 22, 2022
    EPSS Score:0.00192
    CVSS Score:9.6

    Affected Products

    Vendor
    Mozilla
    Product
    Firefox
    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

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs
    CAPEC-107 Cross Site Tracing
    CAPEC-127 Directory Indexing
    CAPEC-17 Using Malicious Files
    CAPEC-175 Code Inclusion
    CAPEC-20 Encryption Brute Forcing
    CAPEC-201 Serialized Data External Linking
    CAPEC-22 Exploiting Trust in Client
    CAPEC-228 DTD Injection
    CAPEC-237 Escaping a Sandbox by Calling Code in Another Language
    CAPEC-251 Local Code Inclusion
    CAPEC-252 PHP Local File Inclusion
    CAPEC-253 Remote Code Inclusion
    CAPEC-263 Force Use of Corrupted Files
    CAPEC-36 Using Unpublished Interfaces or Functionality
    CAPEC-477 Signature Spoofing by Mixing Signed and Unsigned Content
    CAPEC-480 Escaping Virtualization
    CAPEC-51 Poison Web Service Registry
    CAPEC-538 Open-Source Library Manipulation
    CAPEC-549 Local Execution of Code
    CAPEC-57 Utilizing REST's Trust in the System Resource to Obtain Sensitive Data
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-640 Inclusion of Code in Existing Process
    CAPEC-65 Sniff Application Code
    CAPEC-660 Root/Jailbreak Detection Evasion via Hooking
    CAPEC-668 Key Negotiation of Bluetooth Attack (KNOB)
    CAPEC-695 Repo Jacking
    CAPEC-698 Install Malicious Extension
    CAPEC-74 Manipulating State
    CAPEC-87 Forceful Browsing

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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