CVE-2023-36780

Name: CVE-2023-36780
Creator: NVD / NIST
Published: 2023-10-10T18:15:17.587+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 2.56%

Last modified Jun 17, 2026

CVE-2023-36780 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Skype for Business Remote Code Execution Vulnerability. EPSS estimates a 2.56% chance of exploitation in the next 30 days.

Description

Skype for Business Remote Code Execution Vulnerability

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

2.56%

83.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-426

Affected Software

Vendor	Product	Versions	Update
Microsoft	Skype For Business Server	2015	Cumulative Update 13
Microsoft	Skype For Business Server	2019	Cumulative Update 7

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36780Patch, Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36780Patch, Vendor Advisory

Timeline

Published: Oct 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-36780?

Skype for Business Remote Code Execution Vulnerability

How severe is CVE-2023-36780?

CVE-2023-36780 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 2.56% probability of exploitation in the next 30 days.

How do I fix CVE-2023-36780?

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-2023-36780?

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

Scan your code now

Source: NVD / NIST