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CVE-2019-1373
A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata via PowerShell, aka 'Microsoft…
Critical9.8EPSS 21.7%
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata via PowerShell, aka 'Microsoft Exchange Remote Code Execution Vulnerability'.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 21.7% · top 2.4% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- Remote Code Execution
- CWE-502 (opens in a new tab)All about CWE-502 and its CVEs
Affected products
Microsoft · Microsoft Exchange Server 2019
- affected Cumulative Update 2
Microsoft · Microsoft Exchange Server 2016
- affected Cumulative Update 13
Microsoft · Microsoft Exchange Server 2013
- affected Cumulative Update 23
Microsoft · Microsoft Exchange Server 2019 Cumulative Update 3
- affected unspecified
Microsoft · Microsoft Exchange Server 2016 Cumulative Update 14
- affected unspecified
References (1)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1373 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-1373)Record last updated .