CVE-2026-35616: Fortinet FortiClientEMS improper access control vulnerability exploited in the wild
2026-04-07T20:52:21Z•620062c4e7d23d3ef54a987fe9384f5f9096d69bd508a8f696b50a6827c5ed95
CISA KEVCVE-2026-35616CVSS 9.1FG-IR-26-099FortiClientEMSFortinetexploited in the wildhotfiximproper access controlpublic exploit coderemote unauthenticatedzero-day
What happened
Tenable reports CVE-2026-35616, a critical (CVSSv3 9.1) improper access control vulnerability in Fortinet FortiClientEMS, is being exploited in the wild as a zero-day. Fortinet published advisory FG-IR-26-099 and the issue has been added to the CISA KEV; public exploit code has been observed. Fortinet has released hotfixes — apply available updates and mitigations immediately to prevent remote, unauthenticated compromise.
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- tenable_blog
- Record identifier
- 620062c4e7d23d3ef54a987fe9384f5f9096d69bd508a8f696b50a6827c5ed95
- Enrichment time
- 2026-04-07T20:52:21Z
- AI-assisted enrichment
- Yes
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