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CVE-2026-78587

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CVSS 3.1
3.1 low
EPSS
<1%p10
Published
()
Modified
Description

Incorrect Authorization (CWE-863) in Fleet Server can lead to a denial of service of agent upload operations via Privilege Abuse (CAPEC-122). Fleet Server does not correctly verify session ownership during multi-part data upload operations, allowing any authenticated agent to interfere with the active upload sessions belonging to other enrolled agents.

Vendors
elastic
Products
fleet server
Weakness
CWE-863
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
NVD CVE.org GitHub PoCs EPSS (0.2%)

In the news

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