USN-5526-1

    Dashboard / Vulnerabilities / USN-5526-1

    USN-5526-1

    Published: 20 Jul 2022Last Modified: 10 Feb 2026

    Summary: pyjwt vulnerability

    Details: Aapo Oksman discovered that PyJWT incorrectly handled signatures constructed from SSH public keys. A remote attacker could use this to forge a JWT signature.

    References: https://ubuntu.com/security/notices/USN-5526-1, https://ubuntu.com/security/CVE-2022-29217

    Affected packages

    Package

    Name: pyjwt

    Purl: pkg:deb/ubuntu/[email protected]+ds1-1ubuntu0.1?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.5.3+ds1-1ubuntu0.1

    Affected versions

    1.4.2-1.1

    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-5526-1 | CVE-DB