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Microsoft Exchange Server 2016 Cumulative Update 19

19 CVEs tracked. 8 of them are in CISA KEV.

This hub aggregates every CVE we track for Microsoft Exchange Server 2016 Cumulative Update 19, a product in the enterprise software space. Use it to gauge the current risk picture and drill into individual advisories.

Microsoft Exchange Server 2016 Cumulative Update 19 CVEs per month

Oct 2024 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Microsoft Exchange Server 2016 Cumulative Update 19 CVEs per month
MonthCVEs
2024-100
2024-110
2024-120
2025-010
2025-020
2025-030
2025-040
2025-050
2025-060
2025-070
2025-080
2025-090
2025-100
2025-110
2025-120
2026-010
2026-020
2026-030
2026-040
2026-050
2026-060
2026-070
2026-080
2026-090

Severity

How the 19 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Critical842%
  • High632%
  • Medium526%

Latest CVEs

The 15 most recently published vulnerabilities affecting Microsoft Exchange Server 2016 Cumulative Update 19.

  1. CVE-2021-34523Microsoft Exchange Server Elevation of Privilege Vulnerability9.0
  2. CVE-2021-34473Microsoft Exchange Server Remote Code Execution Vulnerability9.1
  3. CVE-2021-33766Microsoft Exchange Server Information Disclosure Vulnerability7.3
  4. CVE-2021-31209Microsoft Exchange Server Spoofing Vulnerability6.5
  5. CVE-2021-31207Microsoft Exchange Server Security Feature Bypass Vulnerability6.6
  6. CVE-2021-31198Microsoft Exchange Server Remote Code Execution Vulnerability7.8
  7. CVE-2021-31195Microsoft Exchange Server Remote Code Execution Vulnerability6.5
  8. CVE-2021-28483Microsoft Exchange Server Remote Code Execution Vulnerability9.0
  9. CVE-2021-28481Microsoft Exchange Server Remote Code Execution Vulnerability9.8
  10. CVE-2021-28482Microsoft Exchange Server Remote Code Execution Vulnerability8.8
  11. CVE-2021-28480Microsoft Exchange Server Remote Code Execution Vulnerability9.8
  12. CVE-2021-27065Microsoft Exchange Server Remote Code Execution Vulnerability7.8
  13. CVE-2021-27078Microsoft Exchange Server Remote Code Execution Vulnerability9.1
  14. CVE-2021-26858Microsoft Exchange Server Remote Code Execution Vulnerability7.8
  15. CVE-2021-26857Microsoft Exchange Server Remote Code Execution Vulnerability7.8

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