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CVE-2026-91150

HIGH CVSS: 7.5 Published: 2026-11-11 Modified: 2026-11-11

Description

A flaw was found in Cockpit. This vulnerability allows a remote attacker, without prior authentication, to send specially crafted fragmented WebSocket messages. These messages accumulate without a total-size limit, leading to unbounded memory exhaustion and a denial of service in the `cockpit-ws` service.

Affected Platforms

Unknown

Weakness Type

CWE-770

References