CVE-2021-40516 is an out-of-bounds read vulnerability in WeeChat before version 3.2.1, specifically affecting the Relay plugin when processing crafted WebSocket frames. This flaw, rated High severity with a CVSS score of 7.5, allows unauthenticated remote attackers to cause a denial of service by crashing the application. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 0.4.1, < 3.2.1CPE matchmatch criteria | cpe:2.3:a:weechat:weechat:*:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.