Page generated: 08 Nov 2026, 13:11 UTC
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CVE-2025-49704

Improper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVSS 8.8 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.8/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 8.8: +1.32
  • Fresh EPSS: 100.00%: +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: 25 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

Securelist
Press · 03 Dec 2025, 08:00 · Analyzing the vulnerability landscape in Q3 2025 - Securelist
Trellix
Press · 04 Sep 2025, 07:00 · ToolShell Unleashed: Decoding the SharePoint Attack Chain - Trellix
Resecurity
Press · 01 Aug 2025, 07:00 · SharePoint Zero-Day Exploit (ToolShell) - Network Infrastructure Mapping - Resecurity
Unit 42
Press · 31 Jul 2025, 07:00 · Active Exploitation of Microsoft SharePoint Vulnerabilities: Threat Brief (Updated August 12) - Unit 42
Securelist
Press · 25 Jul 2025, 07:00 · ToolShell: a story of five vulnerabilities in Microsoft SharePoint - Securelist
See all 25 source documents
WeLiveSecurity
Press · 24 Jul 2025, 07:00 · ToolShell: An all-you-can-eat buffet for threat actors - WeLiveSecurity
Recorded Future
Press · 23 Jul 2025, 07:00 · ToolShell Exploit: Critical SharePoint Zero-Day Threatens Global Enterprises - Recorded Future
Microsoft
Press · 22 Jul 2025, 07:00 · Disrupting active exploitation of on-premises SharePoint vulnerabilities - Microsoft
The Record from Recorded Future News
Press · 22 Jul 2025, 07:00 · Chinese nation-state groups exploiting SharePoint vulnerability, Microsoft confirms - The Record from Recorded Future News
www.trendmicro.com
Press · 22 Jul 2025, 07:00 · Proactive Security Insights for SharePoint Attacks (CVE-2025-53770 and CVE-2025-53771) - www.trendmicro.com
Bitsight
Press · 22 Jul 2025, 07:00 · ToolShell Threat Brief: SharePoint RCE Vulnerabilities (CVE-2025-53770 & 53771) Explained - Bitsight
Akamai
Press · 22 Jul 2025, 07:00 · Understand the SharePoint RCE: Exploitations, Detections, and Mitigations - Akamai
ENISA
Press · 22 Jul 2025, 07:00 · Joint Statement on SharePoint vulnerabilities - Assessment and advice on recovery and mitigating actions - ENISA
SECURITY.COM
Press · 21 Jul 2025, 09:56 · ToolShell: Critical SharePoint Zero-Day Exploited in the Wild - SECURITY.COM
Cisco Talos Blog
Press · 21 Jul 2025, 07:00 · ToolShell: Details of CVEs affecting SharePoint servers - Cisco Talos Blog
The Hacker News
Press · 21 Jul 2025, 07:00 · Microsoft Releases Urgent Patch for SharePoint RCE Flaw Exploited in Ongoing Cyber Attacks - The Hacker News
wiz.io
Press · 21 Jul 2025, 07:00 · SharePoint Vulnerabilities (CVE-2025-53770 & CVE-2025-53771): Everything You Need to Know - wiz.io
Rapid7
Press · 21 Jul 2025, 07:00 · CVE-2025-53770 - Zero-day exploitation in the wild of Microsoft SharePoint servers - Rapid7
Dark Reading
Press · 21 Jul 2025, 07:00 · Microsoft Rushes Emergency Fix for Exploited SharePoint Bug - Dark Reading
Kaspersky
Press · 21 Jul 2025, 07:00 · Update Microsoft SharePoint ASAP - Kaspersky
SOC Prime
Press · 21 Jul 2025, 07:00 · CVE-2025-53770 Detection: Microsoft SharePoint Zero-Day Vulnerability Is Actively Exploited for RCE Attacks - SOC Prime
Krebs on Security
Press · 21 Jul 2025, 07:00 · Microsoft Fix Targets Attacks on SharePoint Zero-Day - Krebs on Security
The Hacker News
Press · 20 Jul 2025, 07:00 · Critical Unpatched SharePoint Zero-Day Actively Exploited, Breaches 75+ Company Servers - The Hacker News
Qualys
Press · 19 Jul 2025, 07:00 · ToolShell Zero-Day: CVE-2025-53770 SharePoint RCE, Patch Now - Qualys
Rapid7
Press · 08 Jul 2025, 07:00 · Patch Tuesday - July 2025 - Rapid7

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 8.8 (2026-11-02 15:13). The curve appears once the score changes.

Public exploit evidence

0

Public exploit entries / repo candidates

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 8.8; EPSS 100.0%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, low 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 13:59:39.188146+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
First press mention
08 Jul 2025, 07:00
Published
08 Jul 2025, 16:58
Added to the CISA KEV catalog
22 Jul 2025, 00:00
Latest press mention
03 Dec 2025, 08:00
Score calculated
05 Nov 2026, 13:59