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    CVE-2026-116821

    YesWiki before 4.7.0 contains a read-ACL bypass in AclService::updateRequestWithACL, which interpolates usernames into SQL LIKE patterns without escaping the _ and % wildcards. Self-registered attackers can use usernames such as ___ or %%% that over-match ACL tokens, reading pages and Bazar entries restricted to other users or groups via the public Bazar listing API.

    Published:Oct 26, 2026
    Last Modified:Nov 2, 2026
    EPS:Oct 26, 2026
    EPSS Score:0.00279
    CVSS Score:6.5

    Affected Products

    Vendor
    Yeswiki
    Product
    Yeswiki

    Exploits

    No exploit reference

    Related CVEs

    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