CVE-2026-111923 Fleet - Denial of Service

Fleet < 4.89.0 contains a denial of service caused by unbounded recursion in Apple MDM enrollment property list parsing, letting unauthenticated attackers crash the server by sending crafted binary plist payloads.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.36% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial Of Service
Impact
Denial of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
17 October 2026
Updated
19 October 2026
Weakness
CWE-674

Vendor fix

Upgrade to version 4.89.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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