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    CVE-2020-37255

    WordPress Time Capsule Plugin 1.21.16 contains an authentication bypass vulnerability that allows unauthenticated attackers to gain administrative access by sending a crafted POST request with the IWP_JSON_PREFIX header. Attackers can exploit this flaw to obtain valid administrator session cookies and access the WordPress dashboard without providing credentials.

    Published:Jun 20, 2026
    Last Modified:Jul 15, 2026
    EPS:Jun 20, 2026
    EPSS Score:0.00398
    CVSS Score:7.5

    Affected Products

    Vendor
    Wordpress
    Product
    Wordpress
    Vendor
    Wptimecapsule
    Product
    Wp Time Capsule

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-127 Directory Indexing
    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

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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