A remote code execution vulnerability exists in Microsoft SharePoint where APIs aren't properly protected from unsafe data input, aka 'Micr…

published 2019-09-11 7y ago modified 2026-06-17 4mo ago also EUVD-2019-9861

cvss: 8.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 8.3%; EPSS 8.3% chance of exploitation in 30 days, percentile 94%
public exploits: 0; none known

A remote code execution vulnerability exists in Microsoft SharePoint where APIs aren't properly protected from unsafe data input, aka 'Microsoft SharePoint Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-1257, CVE-2019-1295.

Patch / fix

links 1

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1296 advisory

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Exploit prediction

8.33% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

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 Foundation
Microsoft Microsoft SharePoint Enterprise Server
Microsoft Microsoft SharePoint Server

Classification

Weakness

CWE-20 Improper Input Validation

References

portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2019-1296
patch, vendor-advisory

Sources

CVE List CVE-2019-1296
NVD CVE-2019-1296

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