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    CVE-2025-52552

    FastGPT is an AI Agent building platform. Prior to version 4.9.12, the LastRoute Parameter on login page is vulnerable to open redirect and DOM-based XSS. Improper validation and lack of sanitization of this parameter allows attackers execute malicious JavaScript or redirect them to attacker-controlled sites. This issue has been patched in version 4.9.12.

    Published:Jun 21, 2025
    Last Modified:Dec 29, 2025
    EPS:Jun 21, 2025
    EPSS Score:0.00053
    CVSS Score:6.1

    Affected Products

    Vendor
    Fastgpt
    Product
    Fastgpt

    Exploits

    https://github.com/labring/FastGPT/security/advisories/GHSA-r976-rfrv-q24m

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    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