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    CVE-2024-3772

    Regular expression denial of service in Pydanic < 2.4.0, < 1.10.13 allows remote attackers to cause denial of service via a crafted email string.

    Published:Apr 15, 2024
    Last Modified:Dec 9, 2025
    EPS:Apr 15, 2024
    EPSS Score:0.0028
    CVSS Score:5.9

    Affected Products

    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Pydantic
    Product
    Pydantic
    Vendor
    Pydantic Project
    Product
    Pydantic
    Vendor
    Redhat
    Product
    Ansible Automation Platform

    Exploits

    https://github.com/pydantic/pydantic/pull/7360https://github.com/pydantic/pydantic/pull/7360

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-492 Regular Expression Exponential Blowup

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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