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    CVE-2026-26119

    Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

    Published:Feb 17, 2026
    Last Modified:Apr 15, 2026
    EPS:Feb 17, 2026
    EPSS Score:0.00057
    CVSS Score:8.8

    Affected Products

    Vendor
    Microsoft
    Product
    Windows Admin Center

    Exploits

    https://github.com/Cyb3rWitch3r/CVE-2026-26119https://github.com/r3vpwnx/CVE-2026-26119

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    Related CVEs

    CVE-2026-62873 (CVSS 9.8) — Improper verification of cryptographic signature in Microsoft 365 Admin Center allows an unauthorized attacker…
    CVE-2026-56171 (CVSS 7.1) — Exposure of private personal information to an unauthorized actor in Windows RDP allows an unauthorized attack…
    CVE-2026-58643 (CVSS 6.1) — Improper neutralization of input during web page generation ('cross-site scripting') in Windows Admin Center a…
    CVE-2026-56197 (CVSS 8.8) — Improper neutralization of special elements used in a command ('command injection') in Windows Admin Center al…
    CVE-2026-56196 (CVSS 8.8) — Relative path traversal in Windows Admin Center allows an authorized attacker to execute code over a network.…
    CVE-2026-58631 (CVSS 7.8) — Improper authorization in Windows Admin Center allows an authorized attacker to execute code locally.…
    CVE-2026-57107 (CVSS 7.8) — Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges locally.…
    CVE-2026-56185 (CVSS 6.5) — Improper authentication in Windows Admin Center allows an authorized attacker to disclose information over a n…
    CVE-2026-56169 (CVSS 8.1) — Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a net…
    CVE-2026-42834 (CVSS 7.8) — Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a net…

    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