CVE-2022-1201

MEDIUM 6.5CVE-2022-1201 · Published 02/04/2022 · updated 17/06/2026

In short

CVE-2022-1201 is a MEDIUM (CVSS 6.5) vulnerability affecting mruby (mruby).
Chance of exploitation in the next 30 days (EPSS): 0.37%, higher than 30.8% of all vulnerabilities.
Fix: update to 3.2 or later.

Package	Affected versions	Patched versions
mruby mruby	`< 3.2`	`3.2`

Description

NULL Pointer Dereference in mrb_vm_exec with super in GitHub repository mruby/mruby prior to 3.2. This vulnerability is capable of making the mruby interpreter crash, thus affecting the availability of the system.

References

mruby/mruby commit 00acae1 · Patch
huntr.dev/bounties/6f930add-c9d8-4870-ae56-d4bd8354703b · Exploit

More vulnerabilities in mruby

See all →

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free

Package

Affected versions

Patched versions

mruby

< 3.2

3.2

More vulnerabilities in mruby

See all →