CVE-2022-26911: microsoft lync_server
CVSS: 6.5v3.1MediumModified
Published 15-04-2022Last modified 02-01-2025
Vulnerability summary
CVE-2022-26911 is a medium (CVSS 6.5) vulnerability in microsoft lync_server. EPSS estimates a 3.63% chance of exploitation in the next 30 days, higher than 89.4% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)EPSS score
3.63%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 15-04-2022PublishedVulnerability first disclosed.
- 02-01-2025Last modifiedVulnerability information updated.
Description
Skype for Business Information Disclosure Vulnerability
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 6.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Medium 4.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
3.63%
Chance of exploitation in the next 30 days
Percentile
89%
Versus all other CVEs
30-day change
0.00 pp
From 3.63% on 20-09-2026
20-09-202620-10-2026
EPSS score3.63%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Microsoft5 products
- lync_server2013:cumulative_update_10
- microsoft lync server 2013 cu10≥ 8308.0, < 8308.1194
- skype_for_business_server2015:cu12 | 2019:cu6
- skype for business server 2015 cu12≥ 9319.0, < 9319.628
- skype for business server 2019 cu6≥ 2046.0, < 9319.628
1 vendor · 5 products
References
1 links- msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26911Vendor Advisory