Improper input validation in Microsoft Sharepoint Enterprise Server

CVE-2019-0604

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 C…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.999 (100.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-0604?
CVE-2019-0604 is a critical-severity vulnerability in Microsoft Sharepoint Enterprise Server, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2019-03-05.
How severe is CVE-2019-0604?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-0604 known to be exploited?
Yes. CVE-2019-0604 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 90 public proof-of-concept repositories are indexed.