USN-9000-1

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    USN-9000-1

    Published: 4 Nov 2026Last Modified: 5 Nov 2026

    Summary: twisted vulnerability

    Details: It was discovered that Twisted's IMAP server mishandled wildcard patterns in mailbox list commands. An authenticated remote attacker could possibly use this issue to cause Twisted to use excessive resources, leading to a denial of service.

    References: https://ubuntu.com/security/notices/USN-9000-1, https://ubuntu.com/security/CVE-2026-106454

    Affected packages

    Package

    Name: twisted

    Purl: pkg:deb/ubuntu/twisted?arch=source&distro=jammy

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -22.1.0-2ubuntu2.8

    Affected versions

    20.3.0-7ubuntu1
    20.3.0-7ubuntu3

    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
    USN-9000-1 | CVE-DB