CVE-2021-40399 HIGH

CVE-2021-40399

Vendor Wps
Product WPS Office
Weakness CWE-416
Published May 12, 2022
Last update April 15, 2025

CVSS base score

8.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

An exploitable use-after-free vulnerability exists in WPS Spreadsheets ( ET ) as part of WPS Office, version 11.2.0.10351. A specially-crafted XLS file can cause a use-after-free condition, resulting in remote code execution. An attacker needs to provide a malformed file to the victim to trigger the vulnerability.

Key dates

02Disclosure timeline

May 12, 2022 CVE published
April 15, 2025 Record updated