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    CVE-2026-45040

    RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, RustFS suffers from sensitive information leakage in log outputs. When the server is run with RUST_LOG=debug sensitive credentials including SessionToken (JWT), SecretAccessKey, and full JWT claims are printed in plaintext to the server logs. This vulnerability is fixed in 1.0.0-beta.2.

    Published:May 28, 2026
    Last Modified:Jun 2, 2026
    EPS:May 28, 2026
    EPSS Score:0.00029
    CVSS Score:5.3

    Affected Products

    Vendor
    Rustfs
    Product
    Rustfs

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-215 Fuzzing for application mapping
    CAPEC-37 Retrieve Embedded Sensitive Data

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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