CVE Feed

    Dashboard / CVE / CVE-2026-62898

    CVE-2026-62898

    Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.

    Published:Aug 11, 2026
    Last Modified:Aug 14, 2026
    EPS:Aug 11, 2026
    EPSS Score:0.01136
    CVSS Score:7.5

    Affected Products

    Vendor
    Microsoft
    Product
    .net
    Vendor
    Microsoft
    Product
    Microsoft Visual Studio 2022
    Vendor
    Microsoft
    Product
    Microsoft Visual Studio 2026
    Vendor
    Microsoft
    Product
    Visual Studio 2022
    Vendor
    Microsoft
    Product
    Visual Studio 2026

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-71328 (CVSS 8.8) — Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.…
    CVE-2026-69304 (CVSS 5.9) — Improper handling of highly compressed data (data amplification) in ASP.NET Core allows an unauthorized attack…
    CVE-2026-69439 (CVSS 8.8) — Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges ove…
    CVE-2026-69522 (CVSS 8.8) — Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.…
    CVE-2026-58649 (CVSS 6.5) — Origin validation error in .NET allows an unauthorized attacker to disclose information over a network.…
    CVE-2026-69806 (CVSS 7) — Exposure of sensitive information to an unauthorized actor in .NET allows an authorized attacker to elevate pr…
    CVE-2026-70354 (CVSS 7.8) — Out-of-bounds write in .NET allows an unauthorized attacker to execute code locally.…
    CVE-2026-65810 (CVSS 7.8) — Relative path traversal in .NET Framework allows an unauthorized attacker to elevate privileges locally.…
    CVE-2026-62886 (CVSS 7.8) — Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.…
    CVE-2026-62872 (CVSS 8.8) — Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges 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