CVE-2021-40751 is a memory corruption vulnerability in Adobe After Effects version 18.4 and earlier, affecting both Windows and macOS versions. It carries a high CVSS score of 7.8, indicating that an attacker could achieve arbitrary code execution by tricking a user into opening a specially crafted .m4a file. While user interaction is required, the potential impact includes high confidentiality, integrity, and availability compromise. There is no evidence of active exploitation, public exploit code, or inclusion in CISA's KEV catalog, though it has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 18.4.1CPE matchmatch criteria | cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/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, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.