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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 CVE-2019-0594.

CVSS 9.8 (CRITICAL) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
9.0/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 9.8: +1.47
  • Fresh EPSS: 99.91%: +0.50

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 10 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

The Hacker News
Press · 20 May 2024, 07:00 · Iranian MOIS-Linked Hackers Behind Destructive Attacks on Albania and Israel - The Hacker News
Rest of World
Press · 09 Nov 2022, 08:00 · Hackers are using a years-old Microsoft vulnerability to attack governments around the world - Rest of World
The Hacker News
Press · 29 Jul 2021, 07:00 · Top 30 Critical Security Vulnerabilities Most Exploited by Hackers - The Hacker News
www.trendmicro.com
Press · 27 Apr 2021, 07:00 · Hello Ransomware Uses Updated China Chopper Web Shell, SharePoint Vulnerability - www.trendmicro.com
Unit 42
Press · 03 Feb 2020, 08:00 · Actors Still Exploiting SharePoint Vulnerability to Attack Middle East Government Organizations - Unit 42
See all 10 source documents
Help Net Security
Press · 30 Jan 2020, 08:00 · UN hacked: Attackers got in via SharePoint vulnerability - Help Net Security
thezdi.com
Press · 19 Sep 2019, 07:00 · CVE-2019-1257: Code Execution on Microsoft SharePoint Through BDC Deserialization - thezdi.com
Unit 42
Press · 28 May 2019, 07:00 · Emissary Panda Attacks Middle East Government SharePoint Servers - Unit 42
Cloudflare Blog
Press · 28 May 2019, 07:00 · Stopping SharePoint’s CVE-2019-0604 - Cloudflare Blog
thezdi.com
Press · 13 Mar 2019, 07:00 · CVE-2019-0604: Details of a Microsoft SharePoint RCE Vulnerability - thezdi.com

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 9.0 (2026-11-02 15:12). The curve appears once the score changes.

Public exploit evidence

1

Public exploit entries / repo candidates

Source entries and unverified repository candidates are counted separately.

Public exploit evidence
Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 9.8; EPSS 99.9%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:58:02.857210+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
06 Mar 2019, 00:00
First press mention
13 Mar 2019, 07:00
Added to the CISA KEV catalog
03 Nov 2021, 00:00
Latest press mention
20 May 2024, 07:00
Score calculated
05 Nov 2026, 13:58
PoCs on GitHub
1 repositories