CVE-2022-1427

HIGH 7.8CVE-2022-1427 · Published 23/04/2022 · updated 17/06/2026

In short

CVE-2022-1427 is a HIGH (CVSS 7.8) vulnerability affecting mruby (mruby).
Chance of exploitation in the next 30 days (EPSS): 0.48%, higher than 41.2% of all vulnerabilities.
Fix: update to 3.2 or later.

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

Description

Out-of-bounds Read in mrb_obj_is_kind_of in in GitHub repository mruby/mruby prior to 3.2. # Impact: Possible arbitrary code execution if being exploited.

References

mruby/mruby commit a4d9793 · Patch
huntr.dev/bounties/23b6f0a9-64f5-421e-a55f-b5b7a671f301 · Exploit

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Package

Affected versions

Patched versions

mruby

< 3.2

3.2

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