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    CVE-2026-90810

    A security flaw has been discovered in cosmicstack-labs mercury-agent up to 1.1.13. The impacted element is the function PermissionManager.checkShellCommand of the file mercury-agent/src/capabilities/permissions.ts of the component Shell Command Permission Check. Performing a manipulation results in improper authorization. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

    Published:Sep 14, 2026
    Last Modified:Sep 15, 2026
    EPS:Sep 14, 2026
    EPSS Score:0.00209
    CVSS Score:6.3

    Affected Products

    Vendor
    Cosmicstack-labs
    Product
    Mercury-agent

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-90814 (CVSS 2.1) — A flaw has been found in cosmicstack-labs mercury-agent up to 1.1.13. Affected by this vulnerability is the fu…
    CVE-2026-90813 (CVSS 2.1) — A vulnerability was detected in cosmicstack-labs mercury-agent up to 1.1.13. Affected is the function checkShe…
    CVE-2026-90812 (CVSS 2.1) — A security vulnerability has been detected in cosmicstack-labs mercury-agent up to 1.2.0. This impacts the fun…
    CVE-2026-90811 (CVSS 1.9) — A weakness has been identified in cosmicstack-labs mercury-agent up to 1.2.0. This affects the function Permis…
    CVE-2026-18998 (CVSS 2.1) — A vulnerability was determined in cosmicstack-labs mercury-agent up to 1.1.12. Impacted is the function SubAge…
    CVE-2026-18997 (CVSS 2.1) — A vulnerability was found in cosmicstack-labs mercury-agent up to 1.1.12. This issue affects the function Agen…
    CVE-2026-18996 (CVSS 2.1) — A vulnerability has been found in cosmicstack-labs mercury-agent up to 1.1.12. This vulnerability affects the …

    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