CVE-2018-15801

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    CVE-2018-15801

    Published: 19 Dec 2018Last Modified: 8 Jul 2026

    Summary:

    Details: Spring Security versions 5.1.x prior to 5.1.2 contain an authorization bypass vulnerability during JWT issuer validation. In order to be impacted, the same private key for an honest issuer and a malicious user must be used when signing JWTs. In that case, a malicious user could fashion signed JWTs with the malicious issuer URL that may be granted for the honest issuer.

    References: https://pivotal.io/security/cve-2018-15801

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- f07eed2b28b4b51e4f2167f2ec6cd4d8bd9295ad
    Fixed -a0880f7ea97a0329aaf1b7dbe0877eca10f060f8

    Affected versions

    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