CVE-2026-111923Fleet before 4.89.0 Unauthenticated DoS via Apple MDM Enrollment Plist Parsing
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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Fleet before 4.89.0 contains an unbounded recursion vulnerability in Apple MDM enrollment property list parsing that allows unauthenticated attackers to crash the server. Attackers can send a crafted binary plist payload of about 150 bytes to the enrollment endpoints, triggering exponential allocation or infinite recursion that exhausts CPU and memory.
- CVSS
- 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-674
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Received
- Record last updated
- Oct 17, 2026
- First seen by InfoSec Signals
- Oct 17, 2026
Affected products
fleetdm fleet fleetdm:fleet (from the name) | before 4.89.0; 4.89.0 not affected | CNA record |
References
- https://github.com/fleetdm/fleet/security/advisories/GHSA-x467-vgxf-2g6hvendor-advisory
- https://www.vulncheck.com/advisories/fleet-before-4.89.0-unauthenticated-dos-via-apple-mdm-enrollment-plist-parsingthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.