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    CVE-2026-118676

    n8n before 1.123.85, 2.43.5, and 2.44.1 contains an authorization bypass vulnerability that allows member users to use credentials they cannot access by omitting default node parameters. Attackers can save and run workflows where pre-execution checks skip credential slots, causing decrypted credential values to be sent to attacker-chosen destinations.

    Published:Oct 28, 2026
    Last Modified:Nov 2, 2026
    EPS:Oct 28, 2026
    EPSS Score:0.002
    CVSS Score:7.1

    Affected Products

    Vendor
    N8n
    Product
    N8n

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-863 Incorrect Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-118677 (CVSS 5.9) — n8n before 2.41.4 and 2.42.x before 2.42.1 contains a missing confirmation vulnerability in the Local Gateway …
    CVE-2026-118675 (CVSS 5.1) — n8n before 1.123.85, 2.43.5, and 2.44.1 contains a credential guard bypass vulnerability that allows editors o…
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    CVE-2026-118648 (CVSS 8.4) — n8n before 1.123.85, 2.x before 2.43.5, and 2.44.x before 2.44.1 contains a stored cross-site scripting vulner…
    CVE-2026-118647 (CVSS 5.3) — n8n before 1.123.85, 2.x before 2.43.5, and 2.44.x before 2.44.1 saves the SeaTable Trigger node's API token i…
    CVE-2026-118646 (CVSS 7.1) — n8n before 1.123.85, 2.43.5, and 2.44.1 contains a regular expression denial of service vulnerability that all…

    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