CVE-2019-0604

CRITICAL
2019-03-05 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

5
Analysis Generated
Mar 26, 2026 - 11:18 vuln.today
Patch Released
Oct 29, 2025 - 14:45 nvd
Patch available
PoC Detected
Oct 29, 2025 - 14:45 vuln.today
Public exploit code
Added to CISA KEV
Oct 29, 2025 - 14:45 cisa
CISA KEV
CVE Published
Mar 05, 2019 - 23:29 nvd
CRITICAL 9.8

Description

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-2019-0594.

Analysis

Microsoft SharePoint allows remote code execution through crafted application packages due to improper source markup validation, enabling server-side code execution on SharePoint farms without authentication.

Technical Context

The CWE-20 input validation flaw allows attackers to craft application packages with malicious markup that bypasses SharePoint's validation. When the server processes the crafted package, it executes attacker-controlled code in the context of the SharePoint application pool.

Affected Products

['Microsoft SharePoint (affected versions as specified by Microsoft)']

Remediation

Apply Microsoft security update. Restrict network access to SharePoint. Implement WAF rules for SharePoint-specific attacks. Monitor SharePoint application pool accounts for anomalous activity.

Priority Score

223
Low Medium High Critical
KEV: +50
EPSS: +94.4
CVSS: +49
POC: +20

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CVE-2019-0604 vulnerability details – vuln.today
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