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    CVE-2026-57098

    Improper verification of cryptographic signature in Windows RDP Client allows an unauthorized attacker to disclose information over a network.

    Published:Sep 8, 2026
    Last Modified:Sep 8, 2026
    EPS:Sep 8, 2026
    EPSS Score:
    CVSS Score:7.5

    Affected Products

    Vendor
    Microsoft
    Product
    Remote Desktop

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-463 Padding Oracle Crypto Attack
    CAPEC-475 Signature Spoofing by Improper Validation

    Related CVEs

    CVE-2026-80077 (CVSS 8.8) — Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a net…
    CVE-2026-80074 (CVSS 8.8) — Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a net…
    CVE-2026-78463 (CVSS 8.8) — Improper control of generation of code ('code injection') in Remote Desktop Client allows an unauthorized atta…
    CVE-2026-42985 (CVSS 8.8) — Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.…
    CVE-2026-44801 (CVSS 7.5) — Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.…
    CVE-2026-44799 (CVSS 7.5) — Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a net…
    CVE-2026-42913 (CVSS 7.5) — Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop …
    CVE-2026-42909 (CVSS 7.5) — Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop …
    CVE-2026-45639 (CVSS 7.5) — Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.…
    CVE-2026-32157 (CVSS 8.8) — Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.…

    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