CVE-2026-35616 kev in the critical feed json
A improper access control vulnerability in Fortinet FortiClientEMS 7.4.5 through 7.4.6 may allow an unauthenticated attacker to execute una…
published 2026-04-04 7 mo ago modified 2026-07-24 3 mo ago also EUVD-2026-18963
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Exploited
- added 2026-04-06
- epss
- 94.0%
- EPSS 94.0% chance of exploitation in 30 days, percentile 99.8%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
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.
Patch / fix
cisa required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Timeline
- CISA SSVC: exploitation active
- Published
- Added to CISA KEV
- CISA patch deadline
Known exploited
- Added
- 7 mo ago
- Patch by
- 2026-04-09 (7 mo ago)
- Ransomware
- Not known
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Vendor, product
- Fortinet, FortiClient EMS
- CISA name
- Fortinet FortiClient EMS Improper Access Control Vulnerability
CISA SSVC
- Exploitation
- Active, exploited in the wild
- Automatable
- yes
- Technical impact
- total
- Assessed
- 7 mo ago
Exploit prediction
93.98% chance of exploitation in the next 30 days, higher than 99.8% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template FortiClient EMS - Authentication Bypass nuclei detection template
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
- Fortinet FortiClientEMS
Classification
- Weakness
-
- CWE-284 Improper Access Control
- Technology feeds
References
-
fortiguard.fortinet.com
/psirt/FG-IR-26-099
patch, vendor-advisory
-
cisa.gov
/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-35616
government-resource, us-government-resource
Sources
- CVE List CVE-2026-35616
- NVD CVE-2026-35616
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.