CVE-2021-22668

Name: CVE-2021-22668
Creator: NVD / NIST
Published: 2021-05-16T15:15:07.297+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.75%

Last modified Jun 17, 2026

CVE-2021-22668 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Delta Industrial Automation CNCSoft ScreenEditor Versions 1.01.28 (with ScreenEditor Version 1.01.2) and prior are vulnerable to an out-of-bounds read while processing project files, which may allow an attacker to execute arbitrary code.. EPSS estimates a 1.75% chance of exploitation in the next 30 days.

Description

Delta Industrial Automation CNCSoft ScreenEditor Versions 1.01.28 (with ScreenEditor Version 1.01.2) and prior are vulnerable to an out-of-bounds read while processing project files, which may allow an attacker to execute arbitrary code.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.75%

75.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Deltaww	Cncsoft Screeneditor	<= 1.01.28

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-110-04Third Party Advisory, US Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-21-110-04Third Party Advisory, US Government Resource

Timeline

Published: May 16, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22668?

How severe is CVE-2021-22668?

CVE-2021-22668 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.75% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22668?

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-2021-22668?

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

Scan your code now

Source: NVD / NIST