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    CVE-2026-86539

    knowns through 0.33.0 contains a server-side request forgery vulnerability in the POST /api/embedding-models/test endpoint that issues outbound requests to caller-supplied destinations without validation. Attackers can enumerate internal hosts and cloud metadata endpoints by observing transport error messages that reveal network reachability information.

    Published:Sep 7, 2026
    Last Modified:Sep 9, 2026
    EPS:Sep 7, 2026
    EPSS Score:0.00206
    CVSS Score:7.2

    Affected Products

    Vendor
    Knowns-dev
    Product
    Knowns

    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

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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