CVE-2022-0623

Name: CVE-2022-0623
Creator: NVD / NIST
Published: 2022-02-17T07:15:06.91+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 1.61%

Last modified Jun 17, 2026

CVE-2022-0623 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Out-of-bounds Read in Homebrew mruby prior to 3.2.. EPSS estimates a 1.61% chance of exploitation in the next 30 days.

Description

Out-of-bounds Read in Homebrew mruby prior to 3.2.

Metrics

CVSS 3.1

9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

EPSS Probability

1.61%

72.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Mruby	Mruby	< 3.2

References

https://github.com/mruby/mruby/commit/ff3a5ebed6ffbe3e70481531cfb969b497aa73adPatch, Third Party Advisory
https://huntr.dev/bounties/5b908ac7-d8f1-4fcd-9355-85df565f7580Exploit, Patch, Third Party Advisory
https://github.com/mruby/mruby/commit/ff3a5ebed6ffbe3e70481531cfb969b497aa73adPatch, Third Party Advisory
https://huntr.dev/bounties/5b908ac7-d8f1-4fcd-9355-85df565f7580Exploit, Patch, Third Party Advisory

Timeline

Published: Feb 17, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-0623?

Out-of-bounds Read in Homebrew mruby prior to 3.2.

How severe is CVE-2022-0623?

CVE-2022-0623 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.61% probability of exploitation in the next 30 days.

How do I fix CVE-2022-0623?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-0623?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST