CVE-2021-27804 is a critical memory corruption vulnerability affecting JPEG XL (libjxl_project libjxl) through version 0.3.2. This flaw allows for writable memory corruption, potentially leading to severe consequences. With a CVSS score of 9.8, it is easily exploitable over the network without user interaction, enabling full compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation, public exploit code, or KEV listing, the vulnerability has garnered significant community discussion, indicating awareness and potential future interest.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.3.2CPE matchmatch criteria | cpe:2.3:a:libjxl_project:libjxl:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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.