CVE-2021-31967 is a remote code execution vulnerability affecting Microsoft VP9 Video Extensions. With a CVSS score of 8.8 (High), it can be exploited over a network with low complexity, potentially leading to high impact on confidentiality, integrity, and availability if a user interacts with a malicious file. While not currently listed in CISA's KEV catalog, it was addressed in Microsoft's June 2021 Patch Tuesday, and there is no public exploit code available, though it has received some community and media attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.0.0.0, < 1.0.41182.0CPE match | cpe:2.3:a:microsoft:vp9_video_extensions:*:*:*:*:*:*:*:* | ||
< 1.0.41182.0CPE matchmatch criteria | cpe:2.3:a:microsoft:vp9_video_extensions:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/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, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.