CVE-2022-1212
9.8
CRITICAL
CVSS 3.1
EPSS 0.89%
Description
Use-After-Free in str_escape in mruby/mruby in GitHub repository mruby/mruby prior to 3.2. Possible arbitrary code execution if being exploited.
How to fix CVE-2022-1212
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/mruby—no fix listed
Is CVE-2022-1212 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |