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    CVE-2025-59287

    Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over a network.

    Published:Oct 14, 2025
    Last Modified:Feb 26, 2026
    EPS:Oct 14, 2025
    EPSS Score:0.71413
    CVSS Score:9.8

    CISA Notification

    Description

    Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over a network.

    Required Action:

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

    Notes:

    No extra notes provided.

    Due Date
    Nov 14, 2025
    301 days ago
    Alert Date
    Oct 24, 2025
    322 days ago

    Affected Products

    Vendor
    Microsoft
    Product
    Server
    Vendor
    Microsoft
    Product
    Server Service
    Vendor
    Microsoft
    Product
    Windows Server
    Vendor
    Microsoft
    Product
    Windows Server 2012
    Vendor
    Microsoft
    Product
    Windows Server 2012 R2
    Vendor
    Microsoft
    Product
    Windows Server 2012 R2
    Vendor
    Microsoft
    Product
    Windows Server 2016
    Vendor
    Microsoft
    Product
    Windows Server 2019
    Vendor
    Microsoft
    Product
    Windows Server 2022
    Vendor
    Microsoft
    Product
    Windows Server 2022 23h2
    Vendor
    Microsoft
    Product
    Windows Server 2025
    Vendor
    Microsoft
    Product
    Windows Server 23h2

    Exploits

    https://hawktrace.com/blog/CVE-2025-59287https://github.com/0x7556/CVE-2025-59287https://github.com/0xBruno/WSUSploit.NEThttps://github.com/17patmaks/CVE-2025-59287-Sigma-Rulehttps://github.com/Adel-hx0d/cve-2025-59287https://github.com/Adel-kaka-dz/cve-2025-59287https://github.com/AdityaBhatt3010/CVE-2025-59287-When-your-patch-server-becomes-the-attack-vectorhttps://github.com/crondenice/CVE-2025-59287https://github.com/DaddyBigFish/CVE-2025-59287-hawktracehttps://github.com/dexterm300/cve-2025-59287-exploit-pochttps://github.com/esteban11121/WSUS-RCE-Mitigation-59287https://github.com/fsanzmoya/wsus_CVE-2025-59287https://github.com/FurkanKAYAPINAR/CVE-2025-59287https://github.com/garvitv14/CVE-2025-59287https://github.com/gud425/gud425.github.iohttps://github.com/jiansiting/CVE-2025-59287https://github.com/keeganparr1/CVE-2025-59287-hawktracehttps://github.com/LuemmelSec/CVE-2025-59287---WSUS-SCCM-RCEhttps://github.com/Lupovis/Honeypot-for-CVE-2025-59287-WSUShttps://github.com/M507/CVE-2025-59287-PoChttps://github.com/MaxymGorn/cve-2025-59287-exploit-pochttps://github.com/mrk336/Breaking-the-Update-Chain-Inside-CVE-2025-59287-and-the-WSUS-RCE-Threathttps://github.com/mubix/Find-WSUShttps://github.com/owaset55-crypto/CVE-2025-59287https://github.com/QurtiDev/WSUS-CVE-2025-59287-RCEhttps://github.com/RadzaRr/WSUSResponderhttps://github.com/ross-ns/WSUS-CVE-2025-59287https://github.com/salman5230/CVE-2025-59287https://github.com/swoon69/CVE-2025-59287-Exercise-Usehttps://github.com/tecxx/CVE-2025-59287-WSUShttps://github.com/th1n0/CVE-2025-59287https://github.com/Twodimensionalitylevelcrossing817/CVE-2025-59287https://github.com/vatslaaeytoygag/CVE-2025-59287

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-586 Object Injection

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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