CVE-2022-36563

Name: CVE-2022-36563
Creator: NVD / NIST
Published: 2022-08-30T21:15:09.123+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.78%

Last modified Jun 17, 2026

CVE-2022-36563 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Incorrect access control in the install directory (C:\RailsInstaller) of Rubyinstaller2 v3.1.2 and below allows authenticated attackers to execute arbitrary code via overwriting binaries located in the directory.. EPSS estimates a 0.78% chance of exploitation in the next 30 days.

Description

Incorrect access control in the install directory (C:\RailsInstaller) of Rubyinstaller2 v3.1.2 and below allows authenticated attackers to execute arbitrary code via overwriting binaries located in the directory.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.78%

51.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Rubyinstaller	Rubyinstaller2	<= 3.1.2

References

https://github.com/ycdxsb/Vuln/blob/main/Railsinstaller-Vuln/Railsinstaller-Vuln.mdBroken Link, Third Party Advisory
https://github.com/ycdxsb/Vuln/blob/main/Railsinstaller-Vuln/Railsinstaller-Vuln.mdBroken Link, Third Party Advisory

Timeline

Published: Aug 30, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-36563?

How severe is CVE-2022-36563?

CVE-2022-36563 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.

How do I fix CVE-2022-36563?

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-2022-36563?

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

Scan your code now

Source: NVD / NIST