# Microsoft Exchange Server 2019 Cumulative Update 4.

Every CVE that names Microsoft Exchange Server 2019 Cumulative Update 4 among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first

- [Microsoft Exchange Server Remote Code Execution Vulnerability](https://agentprime.io/advisories/CVE-2021-26858.md)
  `CVE-2021-26858` · CVE record: Microsoft Microsoft Exchange Server 2013 Cumulative Update 21 and 4 more · CVSS 7.8 High · Critical (KEV, CVSS 7+ and EPSS) · In CISA KEV, ransomware · EPSS 0.94 · Not analysed yet · Published 2 Mar 2021
- [Microsoft Exchange Server Remote Code Execution Vulnerability](https://agentprime.io/advisories/CVE-2021-26855.md)
  `CVE-2021-26855` · CVE record: Microsoft Microsoft Exchange Server 2013 Cumulative Update 21 and 4 more · CVSS 9.1 Critical · Critical (KEV, CVSS 9+, CVSS 7+ and EPSS) · In CISA KEV, ransomware · EPSS 1.00 · Not analysed yet · Published 2 Mar 2021 · Tags: Server-side request forgery (SSRF)
- [Cross-site scripting in Microsoft Exchange Server 2019 Cumulative Update 4 and others](https://agentprime.io/advisories/CVE-2020-0903.md)
  `CVE-2020-0903` · CVE record: Microsoft Microsoft Exchange Server 2019 Cumulative Update 4 and 3 more · CVSS 5.4 Medium · Not analysed yet · Published 12 Mar 2020 · Tags: Cross-site scripting (XSS)
- [An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka 'Microsoft Exchange Server Elevation of Privilege Vulnerability'.](https://agentprime.io/advisories/CVE-2020-0692.md)
  `CVE-2020-0692` · CVE record: Microsoft Microsoft Exchange Server 2013 and 4 more · No CVSS score · Not analysed yet · Published 11 Feb 2020
- [Improper authentication in Microsoft Exchange Server 2013 and others](https://agentprime.io/advisories/CVE-2020-0688.md)
  `CVE-2020-0688` · CVE record: Microsoft Microsoft Exchange Server 2013 and 4 more · CVSS 8.8 High · Critical (KEV, CVSS 7+ and EPSS) · In CISA KEV, ransomware · EPSS 1.00 · Not analysed yet · Published 11 Feb 2020 · Tags: Authentication bypass

## Filters and formats

Filters are query parameters on this URL: `q` (words, as in a web search engine: `"a phrase"`, `OR`, `-word`; an id; a package or product name), `severity` (low, medium, high or critical), `critical=1`, `kev=1`, `ecosystem` (npm, pypi, packagist, go, maven, rubygems, crates, nuget, hex), `kind=package`, `assigner` (a CNA’s short name), `min_score` and `state`. Each record’s title links to its Markdown page.

- The same list as JSON: <https://api.agentprime.io/v1/advisories?technology=microsoft-exchange-server-2019-cumulative-update-4>
- Every list: <https://agentprime.io/advisories.md>, critical: <https://agentprime.io/advisories/critical.md>; by weakness: <https://agentprime.io/advisories/tag/sql-injection.md> and the other tags in <https://agentprime.io/llms.txt>; by technology: `/advisories/technology/<slug>.md` (`fortinet-fortimail`)

---

The web page: <https://agentprime.io/advisories/technology/microsoft-exchange-server-2019-cumulative-update-4/>. Everything for agents: <https://agentprime.io/llms.txt>.