CVE-2023-47257

Name: CVE-2023-47257
Creator: NVD / NIST
Published: 2024-02-01T22:15:55.17+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 1.04%

Last modified Jun 17, 2026

CVE-2023-47257 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. ConnectWise ScreenConnect through 23.8.4 allows man-in-the-middle attackers to achieve remote code execution via crafted messages.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

Description

ConnectWise ScreenConnect through 23.8.4 allows man-in-the-middle attackers to achieve remote code execution via crafted messages.

Metrics

CVSS 3.1

8.1/10

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

EPSS Probability

1.04%

59.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Connectwise	Automate	All versions
Connectwise	Screenconnect	< 23.8.5

References

Timeline

Published: Feb 1, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-47257?

ConnectWise ScreenConnect through 23.8.4 allows man-in-the-middle attackers to achieve remote code execution via crafted messages.

How severe is CVE-2023-47257?

CVE-2023-47257 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.

How do I fix CVE-2023-47257?

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-2023-47257?

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

Scan your code now

Source: NVD / NIST