CVE-2021-40399 is a high-severity use-after-free vulnerability in WPS Spreadsheets (ET) within WPS Office version 11.2.0.10351. This flaw allows remote code execution when a victim opens a specially crafted XLS file, leading to potential compromise of confidentiality, integrity, and availability. The attack requires user interaction (opening a malicious file) but has low attack complexity. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
11.2.0.10351CPE matchmatch criteria | cpe:2.3:a:wps:wps_office:11.2.0.10351:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.