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Findings

CVE-2018-0802

Microsoft Office Memory Corruption Vulnerability

Published Jan 9, 2018 · updated Jun 16, 2026 · microsoft office

Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allow a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE is unique from CVE-2018-0797 and CVE-2018-0812.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 9, 2018 · Catalog

    Detected

    Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allow a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE is unique from CVE-2018-0797 and CVE-2018-0812.

  2. Nov 3, 2021 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. May 3, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allow a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE is unique from CVE-2018-0797 and CVE-2018-0812.

Required action

Apply updates per vendor instructions.

CISA due date May 3, 2022

Affected

  • cpe microsoft/office2007
  • cpe microsoft/office2010
  • cpe microsoft/office2013
  • cpe microsoft/office2016
  • cpe microsoft/office compatibility packversion unspecified
  • cpe microsoft/word2007
  • cpe microsoft/word2010
  • vendor Microsoft Officeversion unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2018-0802

    Microsoft Office contains a memory corruption vulnerability due to the way objects are handled in memory. Successful exploitation allows for remote code execution in the context of the current user. This vulnerability is known to be chained with CVE-2018-0798.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2018-0802

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-0802

    30-day exploitation probability 93.3%

    first.org
  • NIST NVDVulnerability recordCVE-2018-0802

    Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allow a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE is unique f

    nvd.nist.gov

References