Microsoft Exchange Server 2016 Cumulative Update 23

productUS

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

0
unpatched
0
critical
by severity
0critical6high1medium0low
updated 2026-10-27
01

vulnerabilities (51)

Related CVEs.

IDseverity exploitable
CVE-2022-41082US—OT criticalKEV
CVE-2022-41040US—OT criticalKEV
CVE-2022-41080US—OT criticalKEV
CVE-2024-21410US—OT criticalKEV
CVE-2023-21529US—OT criticalKEV
CVE-2023-21707US—Exploit
CVE-2023-32031US—Exploit
CVE-2023-36745US—Exploit
CVE-2025-53786US—Exploit
CVE-2023-36035UShigh8.0—
CVE-2023-36039UShigh8.0—
CVE-2023-36744US——
CVE-2023-36777US——
CVE-2023-36756US——
CVE-2023-36050UShigh8.0—
CVE-2023-36757US——
CVE-2023-28310US——
CVE-2023-38181US——
CVE-2024-49040US——
CVE-2026-21527US—OT elevated—
CVE-2023-21710US——
CVE-2023-35388US——
CVE-2024-26198US——
CVE-2023-38182US——
CVE-2023-36439UShigh8.0—
CVE-2023-21706US——
CVE-2022-21980US——
CVE-2023-38185US——
CVE-2023-35368US——
CVE-2022-24516US——
CVE-2023-36778US——
CVE-2022-24477US——
CVE-2022-21979US——
CVE-2022-30134US——
CVE-2023-21709US——
CVE-2022-34692US——
CVE-2023-21761US——
CVE-2023-21762US——
CVE-2023-21745US——
CVE-2025-25005USmedium6.5—
CVE-2025-33051US——
CVE-2025-64666UShigh7.5—
CVE-2025-25006US——
CVE-2025-25007US——
CVE-2022-21978UShigh7.2—
CVE-2022-41079US——
CVE-2022-41078US——
CVE-2025-64667US——
CVE-2023-21763US——
CVE-2022-41123US——
showing 50 of 51
02

weaknesses (8)

The flaw types (CWEs) most of these CVEs share.

  • CWE-502Deserialization of Untrusted Data21 CVEs
  • CWE-264CWE-26411 CVEs
  • CWE-20Improper Input Validation9 CVEs
  • CWE-200Exposure of Sensitive Information to an Unauthorized Actor8 CVEs
  • CWE-451User Interface (UI) Misrepresentation of Critical Information6 CVEs
  • CWE-287Improper Authentication5 CVEs
  • CWE-426Untrusted Search Path4 CVEs
  • CWE-94Improper Control of Generation of Code ('Code Injection')4 CVEs
03

sources (1)

Which sources assert this record, and when.

scry

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