CVE-2021-23420

    Dashboard / Vulnerabilities / CVE-2021-23420

    CVE-2021-23420

    Published: 11 Aug 2021Last Modified: 9 Jul 2026

    Summary:

    Details: This affects the package codeception/codeception from 4.0.0 and before 4.1.22, before 3.1.3. The RunProcess class can be leveraged as a gadget to run arbitrary commands on a system that is deserializing user input without validation.

    References: https://github.com/Codeception/Codeception/blob/4.1/ext/RunProcess.php%23L52, https://snyk.io/vuln/SNYK-PHP-CODECEPTIONCODECEPTION-1324585, https://github.com/Codeception/Codeception/pull/6241, https://github.com/JinYiTong/poc

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -5ce5d0e2064b5590c19709c75fc4c621b1236b32

    Affected versions

    3.1.2
    3.1.1
    3.1.0

    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
    CVE-2021-23420 | CVE-DB