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    CVE-2026-116826

    YesWiki before 4.7.0 contains a server-side request forgery vulnerability in DuplicationManager::downloadFile() that allows authenticated administrators to make arbitrary outbound requests via the files array. Attackers can POST file:// or internal URLs to /api/pages/{tag}/duplicate, storing local files, cloud metadata, or database credentials in the publicly accessible files/ directory.

    Published:Oct 26, 2026
    Last Modified:Oct 27, 2026
    EPS:Oct 26, 2026
    EPSS Score:0.00241
    CVSS Score:6.8

    Affected Products

    Vendor
    Yeswiki
    Product
    Yeswiki

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-918 Server-Side Request Forgery

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-664 Server Side Request Forgery

    Related CVEs

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    CVE-2026-116827 (CVSS 8.2) — YesWiki before 4.7.0 contains a server-side request forgery vulnerability in the Bazar CSV import copyUrlToLoc…
    CVE-2026-116825 (CVSS 8.3) — YesWiki from 4.6.2 before 4.7.0 lacks replay protection in HttpSignatureService::verifySignature(), which neve…
    CVE-2026-116824 (CVSS 5.3) — YesWiki before 4.7.0 contains a stored cross-site scripting vulnerability in handlers/page/referrers_sites.php…
    CVE-2026-116823 (CVSS 5.3) — YesWiki before 4.7.0 contains a reflected cross-site scripting vulnerability that allows unauthenticated attac…
    CVE-2026-116822 (CVSS 6.9) — YesWiki before 4.7.0 contains a path traversal vulnerability in BazarListeAction that allows unauthenticated a…
    CVE-2026-116821 (CVSS 7.1) — YesWiki before 4.7.0 contains a read-ACL bypass in AclService::updateRequestWithACL, which interpolates userna…
    CVE-2026-116820 (CVSS 6.9) — YesWiki from 4.6.0 before 4.7.0 contains an information disclosure vulnerability that allows unauthenticated a…
    CVE-2026-116211 (CVSS 8.8) — YesWiki 4.5.0 before 4.7.0 contains an SQL injection vulnerability in PageManager::save(), where the date_maj_…
    CVE-2026-116208 (CVSS 7.2) — YesWiki from 4.6.2 before 4.7.0 contains a missing authorization vulnerability in ActivityPubService::syncActo…

    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