CVE-2023-36789: Skype for Business Remote Code Execution Vulnerability
Modified
Published 10-10-2023Last modified 14-04-2025
Vulnerability summary
CVE-2023-36789 is a high (CVSS 7.2) Code Injection vulnerability in microsoft skype_for_business_server. EPSS estimates a 2.54% chance of exploitation in the next 30 days, higher than 84.8% of scored vulnerabilities.
CVSS score
7.2/10
010
High · v3.1 (CVE.org)EPSS score
2.54%
0%100%
Low · +0.11 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded
Timeline
- 10-10-2023PublishedVulnerability first disclosed.
- 14-04-2025Last modifiedVulnerability information updated.
Description
Skype for Business Remote Code Execution Vulnerability
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST7.2HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
2.54%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
Increase +0.11 pp
From 2.43% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft3 products
- skype_for_business_server2015:cumulative_update_13 | 2019:cumulative_update_7
- skype for business server 2015 cu13≥ 9319.0, < 6.0.9319.869
- skype for business server 2019 cu7≥ 2046.0, < 7.0.246.530
1 vendor · 3 products
