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3.1 Low

CVE-2026-78587 Incorrect Authorization (CWE-863) in Fleet Server can lead to a denial of service of agent upload operations via…

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.

Affected products and versions

Product Affected versions Fixed in
Fleet Server 9.4 9.4.0 → 9.4.1 No fix stated
Fleet Server 9.0 9.0.0 → 9.3.4 No fix stated
Fleet Server 8.0 8.0.0 → 8.19.15 No fix stated
The 7 CVEs of Fleet Server →
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