What is CVE-2021-40399?

CVE-2021-40399 is a high-severity vulnerability in Wps Office, classified under Use After Free. CVSS score: 7.8/10. Published 2022-05-12.

How severe is CVE-2021-40399?

High severity. CVSS v3 base score is 7.8 out of 10.

Use After Free in Wps Office

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 n…

Vulnerability class: Use-After-Free

EPSS: 0.012 (65.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Wps Office — versions 11.2.0.10351
Wps Wps_office — versions 11.2.0.10351

Weakness classification (CWE)

CWE-416 — Use After Free

References

talos-cna@cisco.com (Third Party Advisory, x_refsource_MISC)
talos-cna@cisco.com (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2021-40399?: CVE-2021-40399 is a high-severity vulnerability in Wps Office, classified under Use After Free. CVSS score: 7.8/10. Published 2022-05-12.
How severe is CVE-2021-40399?: High severity. CVSS v3 base score is 7.8 out of 10.