CVE-2020-1595
Microsoft SharePoint Remote Code Execution Vulnerability
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
<p>A remote code execution vulnerability exists in Microsoft SharePoint where APIs aren't properly protected from unsafe data input. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the SharePoint application pool and the SharePoint server farm account.</p> <p>Exploitation of this vulnerability requires that a user access a susceptible API on an affected version of SharePoint with specially-formatted input.</p> <p>The security update addresses the vulnerability by correcting how SharePoint handles deserialization of untrusted data.</p>
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| microsoftCNA (assigner) | 3.1 | Critical9.9 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C |
| NVDNVD · Modified | 3.1 | Critical9.9 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.0% · top 19% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.9.
Weakness
- Remote Code Execution
- CWE-494 (opens in a new tab)All about CWE-494 and its CVEs
Affected products
Microsoft · Microsoft SharePoint Enterprise Server 2016
- affected 16.0.0 – < publication
Microsoft · Microsoft SharePoint Enterprise Server 2013 Service Pack 1
- affected 15.0.0 – < publication
Microsoft · Microsoft SharePoint Server 2019
- affected 16.0.0 – < publication
Microsoft · Microsoft SharePoint Foundation 2013 Service Pack 1
- affected 15.0.0 – < publication
References (1)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1595 (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-2020-1595)Record last updated .