netVigilance Vulnerability intelligence since 2004
CVE-2021-42292 · netVigilance record NV21-0290

Microsoft Excel Security Feature Bypass

past due

What to do

Apply updates per vendor instructions.

CISA deadline 2021-12-01 · passed 4 years 9 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

A security feature bypass vulnerability in Microsoft Excel would allow a local user to perform arbitrary code execution.

Who is affected

Microsoft Office. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-357.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 4 years 9 months ago

Sources