ME
Product
Microsoft Exchange Server 2016 Cumulative Update 23
On CISA KEVExploited in the wildRansomware-linked
56
CVEs
6
On KEV
9.8
Max CVSS
7
New 30D
Severity mix
Critical 5High 31Medium 20Low 0
Watch
Add Microsoft Exchange Server 2016 Cumulative Update 23 to your stack to get only the CVEs that touch what you run.
| CVE | CVSS | Published | Summary · affected versions |
|---|---|---|---|
| CVE-2026-42897 In wildKEV | 6.1 | May 14 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.069 |
| CVE-2026-69375 | 6.5 | Sep 8 | Microsoft Exchange Server Tampering Vulnerability Affected: 15.01.0.0 before 15.01.2507.073 |
| CVE-2026-69361 | 6.5 | Sep 8 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.073 |
| CVE-2026-62915 | 6.5 | Aug 11 | Microsoft Exchange Server Security Feature Bypass Vulnerability Affected: 15.01.0.0 before 15.01.2507.072 |
| CVE-2026-62912 | 6.5 | Aug 11 | Microsoft Exchange Server Denial of Service Vulnerability Affected: 15.01.0.0 before 15.01.2507.072 |
| CVE-2026-45503 | 6.5 | Jun 9 | Microsoft Exchange Server Information Disclosure Vulnerability Affected: 15.01.0.0 before 15.01.2507.071 |
| CVE-2026-21527 | 6.5 | Feb 10 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.066 |
| CVE-2025-25005 | 6.5 | Aug 12 | Microsoft Exchange Server Tampering Vulnerability Affected: 15.01.0.0 before 15.01.2507.058 |
| CVE-2022-30134 | 6.5 | Aug 9 | Microsoft Exchange Server Information Disclosure Vulnerability Affected: 15.01.0 before 15.01.2507.013 |
| CVE-2026-45501 | 6.1 | Jun 9 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.071 |
| CVE-2026-45500 | 6.1 | Jun 9 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.071 |
| CVE-2026-69382 | 5.9 | Sep 8 | Microsoft Exchange Server Information Disclosure Vulnerability Affected: 15.01.0.0 before 15.01.2507.073 |
| CVE-2026-62914 | 5.4 | Aug 11 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.072 |
| CVE-2026-47631 | 5.4 | Jun 9 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.071 |
| CVE-2025-64667 | 5.3 | Dec 9 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.063 |
| CVE-2025-25007 | 5.3 | Aug 12 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.058 |
| CVE-2025-25006 | 5.3 | Aug 12 | Microsoft Exchange Server Spoofing Vulnerability Affected: 15.01.0.0 before 15.01.2507.058 |
| CVE-2022-34692 | 5.3 | Aug 9 | Microsoft Exchange Server Information Disclosure Vulnerability Affected: 15.01.0 before 15.01.2507.012 |
| CVE-2026-45502 | 5.0 | Jun 9 | Microsoft Exchange Server Information Disclosure Vulnerability Affected: 15.01.0.0 before 15.01.2507.071 |
| CVE-2022-21979 | 4.8 | Aug 9 | Microsoft Exchange Server Information Disclosure Vulnerability Affected: 15.01.0 before 15.01.2507.013 |
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