CVE-2022-21987 json
Microsoft SharePoint Server Spoofing Vulnerability
published 4y ago modified 4mo ago also EUVD-2022-27141
- cvss
- 8.0
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.0%
- EPSS 2.0% chance of exploitation in 30 days, percentile 81%
- public exploits
- 0
- none known
Summary
Microsoft SharePoint Server Spoofing Vulnerability
Patch / fix
- Microsoft Microsoft SharePoint Enterprise Server 2016 16.0.5278.1000
- Microsoft Microsoft SharePoint Enterprise Server 2013 Service Pack 1 15.0.5423.1000
- Microsoft Microsoft SharePoint Server 2019 16.0.10383.20001
- Microsoft Microsoft SharePoint Server Subscription Edition 16.0.14326.20742
Is CVE-2022-21987 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
2.02% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C |
| CNA | 3.1 | 8.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.0 | AV:N/AC:M/Au:S/C:P/I:P/A:P |
Affected products
- Microsoft Microsoft SharePoint Enterprise Server 2016
- Microsoft Microsoft SharePoint Enterprise Server 2013 Service Pack 1
- Microsoft Microsoft SharePoint Server 2019
- Microsoft Microsoft SharePoint Server Subscription Edition
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2022-21987
vendor-advisory
Sources
- CVE List CVE-2022-21987
- NVD CVE-2022-21987
Fencer Intel 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.