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    2 vulnerabilities by Fullstep

    CVE-2026-5750 (GCVE-0-2026-5750)

    Vulnerability from cvelistv5 – Published: 2026-04-22 13:25 – Updated: 2026-04-22 13:59
    VLAI
    Title
    Insecure direct object reference (IDOR) vulnerability in Fullstep
    Summary
    An insecure direct object reference (IDOR) vulnerability in the Fullstep V5 registration process allows authenticated users to access data belonging to other registered users through various vulnerable authenticated resources in the application. The vulnerable endpoints result from: '/api/suppliers/v1/suppliers//false' to list user information; and '/#/supplier-registration/supplier-registration//2' to update your user information (personal details, documents, etc.).
    Severity
    7.6 (High)
    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-639 - Authorization bypass through User-Controlled key
    Assigner
    References
    Impacted products
    Vendor Product Version
    Fullstep Fullstep Affected: 5
    Unaffected: 5.30.07
    		Create a notification for this product.
    Date Public
    2026-04-20 10:00
    Credits
    Alejandro Rivera León
    Show details on NVD website
    To clipboard 

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    CVE-2026-5749 (GCVE-0-2026-5749)

    Vulnerability from cvelistv5 – Published: 2026-04-22 13:23 – Updated: 2026-04-22 14:06
    VLAI
    Title
    Inadequate access control vulnerability in Fullstep
    Summary
    Inadequate access control in the registration process in Fullstep V5, which could allow unauthenticated users to obtain a valid JWT token with which to interact with authenticated API resources. Successful exploitation of this vulnerability could allow an unauthenticated attacker to compromise the confidentiality of the affected resource, provided they have a valid token with which to interact with the API.
    Severity
    8.7 (High)
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
    SSVC
    Exploitation: none Automatable: yes Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-306 - Missing authentication for critical function
    Assigner
    References
    Impacted products
    Vendor Product Version
    Fullstep Fullstep Affected: 5
    Unaffected: 5.30.07
    		Create a notification for this product.
    Date Public
    2026-04-20 10:00
    Credits
    Alejandro Rivera León
    Show details on NVD website
    To clipboard 

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