CVE-2022-1286 is a critical heap-buffer-overflow vulnerability (CWE-122, CWE-787) in the mrb_vm_exec function of mruby/mruby versions prior to 3.2. This flaw allows for potential arbitrary code execution. With a CVSS score of 9.8, it presents a severe risk due to its network-based attack vector, low attack complexity, and high impact 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, indicating a low immediate threat despite its high severity.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.2CPE matchmatch criteria | cpe:2.3:a:mruby:mruby:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
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.