CVE-2021-34518: Microsoft Excel Remote Code Execution Vulnerability

Published Jul 14, 2021
·
Updated

Microsoft Excel Remote Code Execution Vulnerability

Affected Software

6 affected components
Microsoft Excel=2013-sp1
Microsoft Excel=2013-sp1
Microsoft Excel=2013-sp1
Microsoft Excel=2016
Microsoft Excel=2016
Microsoft Office Web Apps Server=2013-sp1

Event History

Jul 14, 2021
CVE Published
05:54 PM
Data Sourced
05:54 PM
DescriptionSeverity
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2021-34518?

CVE-2021-34518 is a Microsoft Excel Remote Code Execution Vulnerability.

2

Is CVE-2021-34518 different from CVE-2021-34501?

Yes, CVE-2021-34518 is unique from CVE-2021-34501.

3

Which software are affected by CVE-2021-34518?

Microsoft Excel 2013 SP1 (x64 and x86), Microsoft Excel 2016 (x64 and x86), and Microsoft Office Web Apps Server 2013 SP1 are affected by CVE-2021-34518.

4

What is the severity of CVE-2021-34518?

CVE-2021-34518 has a severity value of 7.8, which is classified as high.

5

How can I learn more about CVE-2021-34518?

You can find more information about CVE-2021-34518 on the Microsoft Security Guidance Advisory page at: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34518

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203