CVE-2021-40399

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.

• CWE-416
• CWE-416

• https://security.wps.cn/notices/28Third Party Advisory
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1412Third Party Advisory
• https://security.wps.cn/notices/28Third Party Advisory
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1412Third Party Advisory

Published

May 12, 2022

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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