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    CVE-2026-101169

    In affected versions of Octopus Server, an authenticated user with permissions to edit an Environment or Project can set specifically crafted JSON content for the object. Insecure deserialization of this content allows the user to execute arbitrary code in the Octopus Server process.

    Published:Sep 29, 2026
    Last Modified:Sep 30, 2026
    EPS:Sep 29, 2026
    EPSS Score:0.00334
    CVSS Score:8.7

    Affected Products

    Vendor
    Octopus
    Product
    Octopus Server

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-586 Object Injection

    Related CVEs

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    CVE-2026-102488 (CVSS 8.7) — In affected versions, Octopus Server incorrectly evaluates multiple scoped permission assignments, allowing a …
    CVE-2026-102478 (CVSS 8.7) — In affected versions of Octopus Server, an authenticated user with permission to modify roles could bypass the…
    CVE-2026-78210 (CVSS 7.1) — In affected versions of Octopus Server, users with certain scoped permission sets could execute arbitrary scri…
    CVE-2026-92355 (CVSS 8.7) — In affected versions of Octopus Server, a user with permission to modify non built-in external feeds could exp…
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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