Microsoft SharePoint Server Remote Code Execution Vulnerability

published 2022-06-15 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-35366

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 3.5%; EPSS 3.5% chance of exploitation in 30 days, percentile 89%
public exploits: 0; none known

Patch / fix

fixed in 5 links 1

Microsoft Microsoft SharePoint Enterprise Server 2016 16.0.5332.1001
Microsoft Microsoft SharePoint Server 2019 16.0.10387.20008
Microsoft Microsoft SharePoint Server Subscription Edition 16.0.14931.20418
Microsoft Microsoft SharePoint Foundation 2013 Service Pack 1 15.0.5459.1001
Microsoft Microsoft SharePoint Server 2013 Service Pack 1 15.0.5459.1001

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-30158 advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-01-02)

Exploit prediction

3.51% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA	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	6.0	AV:N/AC:M/Au:S/C:P/I:P/A:P

Affected products

Microsoft Microsoft SharePoint Enterprise Server 2016
Microsoft Microsoft SharePoint Server 2019
Microsoft Microsoft SharePoint Server Subscription Edition
Microsoft Microsoft SharePoint Foundation 2013 Service Pack 1
Microsoft Microsoft SharePoint Server 2013 Service Pack 1

References

portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2022-30158
patch, vendor-advisory
msrc.microsoft.com /update-guide/vulnerability/CVE-2022-30158
vendor-advisory

Sources

CVE List CVE-2022-30158
NVD CVE-2022-30158

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.

Summary