Fleet before 4.83.0 contains a denial of service vulnerability that allows unauthenticated attackers to exhaust server memory by sending gzip-compressed request bodies. Attackers can send small, highly compressed requests with Content-Encoding: gzip to unauthenticated endpoints that expand during decoding, crashing the entire Fleet instance.
Metrics
Affected Vendors & Products
References
History
Mon, 19 Oct 2026 22:30:00 +0000
| Type | Values Removed | Values Added |
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| Metrics |
ssvc
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Sat, 17 Oct 2026 19:00:00 +0000
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| Description | Fleet before 4.83.0 contains a denial of service vulnerability that allows unauthenticated attackers to exhaust server memory by sending gzip-compressed request bodies. Attackers can send small, highly compressed requests with Content-Encoding: gzip to unauthenticated endpoints that expand during decoding, crashing the entire Fleet instance. | |
| Title | Fleet before 4.83.0 Denial of Service via Unbounded Gzip Decompression | |
| First Time appeared |
Fleetdm
Fleetdm fleet |
|
| Weaknesses | CWE-409 | |
| CPEs | cpe:2.3:a:fleetdm:fleet:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Fleetdm
Fleetdm fleet |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-10-17T18:46:37.369Z
Updated: 2026-10-19T21:35:14.859Z
Reserved: 2026-10-17T12:19:42.358Z
Link: CVE-2026-111924
Updated: 2026-10-19T21:35:11.150Z
Status : Awaiting Analysis
Published: 2026-10-17T19:16:35.257
Modified: 2026-10-19T22:17:05.060
Link: CVE-2026-111924
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