CVE-2022-1212 is a critical Use-After-Free vulnerability (CWE-416) in the str_escape function of the mruby/mruby GitHub repository, affecting versions prior to 3.2. This flaw allows for potential arbitrary code execution. With a CVSS score of 9.8 (CRITICAL), it can be exploited remotely with low attack complexity and no user interaction, leading to high impacts on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.0.0CPE matchmatch criteria | cpe:2.3:a:mruby:mruby:*:*:*:*:*:*:*:* | ||
3.1.0CPE matchmatch criteria | cpe:2.3:a:mruby:mruby:3.1.0:rc:*:*:*:*:*:* | ||
3.1.0CPE matchmatch criteria | cpe:2.3:a:mruby:mruby:3.1.0:rc2:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/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.