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    CVE-2018-8247

    An elevation of privilege vulnerability exists when Office Web Apps Server 2013 and Office Online Server fail to properly handle web requests, aka "Microsoft Office Elevation of Privilege Vulnerability." This affects Microsoft Office, Microsoft Office Online Server. This CVE ID is unique from CVE-2018-8245.

    Published:Jun 14, 2018
    Last Modified:Nov 21, 2024
    EPS:Jun 14, 2018
    EPSS Score:0.01555
    CVSS Score:5.4

    Affected Products

    Vendor
    Microsoft
    Product
    Office Online Server
    Vendor
    Microsoft
    Product
    Office Web Apps

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-81956 (CVSS 7.8) — Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-81401 (CVSS 5.5) — Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized…
    CVE-2026-81390 (CVSS 5.5) — Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.…
    CVE-2026-81947 (CVSS 7.8) — Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-68793 (CVSS 7.8) — Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-55949 (CVSS 7.8) — Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code locall…
    CVE-2026-55947 (CVSS 7.8) — Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-55898 (CVSS 6.1) — Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.…
    CVE-2026-54131 (CVSS 7.8) — Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-55131 (CVSS 7.8) — Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…

    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