Page generated: 08 Nov 2026, 14:17 UTC
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CVE-2026-35616

A improper access control vulnerability in Fortinet FortiClientEMS 7.4.5 through 7.4.6 may allow an unauthenticated attacker to execute unauthorized code or commands via crafted requests.

CVSS 9.1 (CRITICAL) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
1.6/10
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 9.1: +1.36
  • Fresh EPSS: 93.98%: +0.47

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

Sources: 26 documents and public datasets.

Hype components

Headline sample (25%)
50/100
Press, 30 days (60%)
5/100
Grounded branding (15%)
0/100
HYPE TOTAL16/100

Sources and documents

CyberSecurityNews
Press · 15 Oct 2026, 07:00 · PoC Released for Critical Fortinet FortiClient EMS Authentication Bypass Vulnerability - CyberSecurityNews
watchTowr
Press · 20 Sep 2026, 14:03 · Fortinet FortiClient EMS Zero-Day: CVE-2026-35616 (Active Exploitation Underway) - watchTowr
Recorded Future
Press · 10 Jul 2026, 07:00 · June 2026 CVE Landscape - Recorded Future
The Hacker News
Press · 16 Jun 2026, 07:00 · Attackers Exploit Three Fortinet FortiSandbox Flaws, One Patched Last Week - The Hacker News
The Hacker News
Press · 30 May 2026, 07:00 · PAN-OS GlobalProtect Authentication Bypass (CVE-2026-0257) Under Active Exploitation - The Hacker News
See all 26 source documents
Help Net Security
Press · 29 May 2026, 07:00 · New infostealer reaches enterprise devices through FortiClient EMS vulnerability - Help Net Security
SOC Prime
Press · 29 May 2026, 07:00 · FortiClient EMS Exploited via CVE-2026-35616 to Deliver EKZ Infostealer Disguised as a Fortinet Patch - SOC Prime
CyberSecurityNews
Press · 28 May 2026, 07:00 · FortiClient EMS Code Execution Vulnerability Exploited to Deploy EKZ Malware - CyberSecurityNews
The Hacker News
Press · 28 May 2026, 07:00 · Threat Actors Exploit Critical FortiClient EMS Flaw to Deploy Credential Stealer - The Hacker News
BleepingComputer
Press · 28 May 2026, 07:00 · Hackers exploit FortiClient EMS flaw to push infostealer malware - BleepingComputer
SecurityWeek
Press · 28 May 2026, 07:00 · Critical FortiClient EMS Vulnerability Exploited in Fresh Attacks - SecurityWeek
Arctic Wolf
Press · 27 May 2026, 07:00 · FortiClient EMS Exploited via CVE-2026-35616 to Deliver EKZ Infostealer Disguised as a Fortinet Patch - Arctic Wolf
Hong Kong Computer Emergency Response Team Coordination Centre
Press · 08 Apr 2026, 07:00 · Fortinet FortiClientEMS Remote Code Execution Vulnerability - Hong Kong Computer Emergency Response Team Coordination Centre
Cyber Daily
Press · 07 Apr 2026, 07:00 · Act now! Fortinet responds to actively exploited critical zero-day, CVE-2026-35616 - Cyber Daily
Arctic Wolf
Press · 06 Apr 2026, 23:31 · CVE-2026-35616: Fortinet Releases Hotfix for Critical Exploited Vulnerability in FortiClient EMS - Arctic Wolf
watchTowr
Press · 06 Apr 2026, 23:07 · Zero-Days Don’t Wait: Why Autonomous Mitigation Matters More Than Patching Faster - watchTowr
Cybersecurity Dive
Press · 06 Apr 2026, 07:00 · Critical flaw in FortiClient EMS under exploitation - Cybersecurity Dive
SecurityWeek
Press · 06 Apr 2026, 07:00 · Fortinet Rushes Emergency Fixes for Exploited Zero-Day - SecurityWeek
LinkedIn
Press · 06 Apr 2026, 07:00 · U.S. Orders Urgent Patch of Actively Exploited Fortinet Vulnerability Amid Escalating Cyber Threats - LinkedIn
CyberScoop
Press · 06 Apr 2026, 07:00 · Fortinet customers confront actively exploited zero-day, with a full patch still pending - CyberScoop
Dark Reading
Press · 06 Apr 2026, 07:00 · Fortinet Issues Emergency Patch for FortiClient Zero-Day - Dark Reading
Forbes
Press · 06 Apr 2026, 07:00 · New Fortinet Zero-Day Warning—Update Now, Attacks Underway - Forbes
BleepingComputer
Press · 06 Apr 2026, 07:00 · CISA orders feds to patch exploited Fortinet EMS flaw by Friday - BleepingComputer
The Hacker News
Press · 05 Apr 2026, 07:00 · Fortinet Patches Actively Exploited CVE-2026-35616 in FortiClient EMS - The Hacker News
BleepingComputer
Press · 05 Apr 2026, 07:00 · New FortiClient EMS flaw exploited in attacks, emergency patch released - BleepingComputer
Arctic Wolf
Press · 04 Apr 2026, 07:00 · CVE-2026-35616 - Arctic Wolf

Score evolution

● Hype   ● Reality

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

First record: hype 1.6 · reality 8.8 (2026-11-02 15:14). The curve appears once the score changes.

Public exploit evidence

1

Public exploit entries / repo candidates

See 1 repos with metrics
RepositoryStarsForksLanguageUpdated
fevar54/forticlient_ems_cve_2026_35616_poc.py02Python06 Apr 2026, 15:31
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 9.1; EPSS 94.0%
Attention, last 30 days
1 distinct story titles; 1 press documents; 1 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 14:00:07.850251+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
04 Apr 2026, 00:38
First press mention
04 Apr 2026, 07:00
Added to the CISA KEV catalog
06 Apr 2026, 00:00
Latest press mention
15 Oct 2026, 07:00
Score calculated
05 Nov 2026, 14:00
PoCs on GitHub
1 repositories