CVE-2020-0971 in the critical feed json
A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup of an application p…
published 2020-04-15 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-2437
- cvss
- 8.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 13.2%
- EPSS 13.2% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
Summary
A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup of an application package, aka 'Microsoft SharePoint Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-0920, CVE-2020-0929, CVE-2020-0931, CVE-2020-0932, CVE-2020-0974.
Patch / fix
Exploit prediction
13.18% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Affected products
- Microsoft Microsoft SharePoint Enterprise Server
- Microsoft Microsoft SharePoint Server
- Microsoft Microsoft SharePoint Foundation
Classification
- Weakness
-
- CWE-434 Unrestricted Upload of File with Dangerous Type
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2020-0971
patch, vendor-advisory
-
zerodayinitiative.com
/advisories/ZDI-20-1398/
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2020-0971
- NVD CVE-2020-0971
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.