Dependency on vulnerable third-party component in Fleet Server - CVE-2026-32283
Published: July 2, 2026
Vulnerability identifier: #VU136680
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-32283
CWE-ID: CWE-1395
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Elastic Stack
Affected software:
Fleet Server
Fleet Server
Detailed vulnerability description
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to dependency on a vulnerable third-party component in the Go standard library used by Fleet Server when handling network input. A remote attacker can send a specially crafted payload to cause a denial of service.
All configurations are affected.
How to mitigate CVE-2026-32283
Install security update from vendor's website.