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    CVE-2026-107177

    Express Gateway through 1.16.11 contains a hardcoded cryptographic key vulnerability that allows attackers with datastore access to decrypt stored OAuth 2.0 token secrets via the default crypto.cipherKey 'sensitiveKey'. Attackers who can read Redis can decrypt tokenEncrypted values and combine them with stored token IDs to obtain valid bearer tokens for any user.

    Published:Oct 7, 2026
    Last Modified:Oct 7, 2026
    EPS:Oct 7, 2026
    EPSS Score:
    CVSS Score:5.9

    Affected Products

    Vendor
    Express-gateway
    Product
    Express-gateway
    Vendor
    Express-gateway
    Product
    Express-gateway Docker Image

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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