CVE-2021-24040

    Dashboard / Vulnerabilities / CVE-2021-24040

    CVE-2021-24040

    Published: 10 Sept 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Due to use of unsafe YAML deserialization logic, an attacker with the ability to modify local YAML configuration files could provide malicious input, resulting in remote code execution or similar risks. This issue affects ParlAI prior to v1.1.0.

    References: https://github.com/facebookresearch/ParlAI/releases/tag/v1.1.0, https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mgg, http://packetstormsecurity.com/files/164136/Facebook-ParlAI-1.0.0-Code-Execution-Deserialization.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -7092d77796ae23a4b606b8e61aee7c817747add7

    Affected versions

    v1.0.0

    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-2021-24040 | CVE-DB