Memory exhaustion via abuse of protocol length headers

Impact The frame format in draft versions of the WebSocket protocol includes a length header that allows an arbitrarily large integer to be encoded as a sequence of bytes with the high bit set. By sending an indefinite sequence of bytes with values 0x80 or above, a server or client can make the...

CVE-2026-46414

Microsoft UFO open-source framework for intelligent automation across devices and platforms. In 3.0.1-4-ge2626659, Microsoft UFO's WebSocket control plane trusts client-supplied identity and role fields in task messages. A client connection can register as a normal device, but later send a TASK...

CVE-2026-42544

Granian is a Rust HTTP server for Python applications. From 1.2.0 to 2.7.4, Granian aborts a worker process when an unauthenticated client sends a WebSocket upgrade request whose Sec-WebSocket-Protocol header contains non-ASCII bytes. The crash happens in Granian's WebSocket scope construction...

CVE-2026-42544 Granian: Unauthenticated DoS via WebSocket subprotocol header panic

Granian is a Rust HTTP server for Python applications. From 1.2.0 to 2.7.4, Granian aborts a worker process when an unauthenticated client sends a WebSocket upgrade request whose Sec-WebSocket-Protocol header contains non-ASCII bytes. The crash happens in Granian's WebSocket scope construction...

CVE-2026-42544 Granian: Unauthenticated DoS via WebSocket subprotocol header panic

Granian is a Rust HTTP server for Python applications. From 1.2.0 to 2.7.4, Granian aborts a worker process when an unauthenticated client sends a WebSocket upgrade request whose Sec-WebSocket-Protocol header contains non-ASCII bytes. The crash happens in Granian's WebSocket scope construction...

The vulnerability of the WebSocket protocol analyzer, a traffic analysis tool for computer networks developed by Wireshark, allows a hacker to cause a service failure.

The vulnerability of the WebSocket protocol analyzer, a traffic analysis tool for computer networks developed by Wireshark, is related to improper management of sequential memory allocation. Exploiting this vulnerability can allow attackers to cause service failures...

Malicious code in gemini-analyzer (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 1c8996b17229185440fe7523f20f72ea848f3a001baa8946ca80fa6b5d3221ad The package is a RAT performing full exfiltration and executing remote commands through a custom RPC protocol over WebSockets, and eventually establishing a...

CVE-2026-6869

WebSocket protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

UBUNTU-CVE-2026-6869

WebSocket protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

EUVD-2026-26347

WebSocket protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6869 Improperly Controlled Sequential Memory Allocation in Wireshark

WebSocket protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6869 Improperly Controlled Sequential Memory Allocation in Wireshark

WebSocket protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6869

WebSocket protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

[SECURITY] Fedora 44 Update: qt6-qtwebsockets-6.10.3-1.fc44

The QtWebSockets module implements the WebSocket protocol as specified in RFC 6455. It solely depends on Qt no external dependencies...

CVE-2026-35526

Strawberry GraphQL is a library for creating GraphQL APIs. Prior to 0.312.3, Strawberry GraphQL's WebSocket subscription handlers for both the graphql-transport-ws and legacy graphql-ws protocols allocate an asyncio.Task and associated Operation object for every incoming subscribe message without...

CVE-2026-35523 Authentication bypass in strawberry-graphql via legacy graphql-ws WebSocket subprotocol

Strawberry GraphQL is a library for creating GraphQL APIs. Strawberry up until version 0.312.3 is vulnerable to an authentication bypass on WebSocket subscription endpoints. The legacy graphql-ws subprotocol handler does not verify that a connectioninit handshake has been completed before...

Missing Authentication for Critical Function

Overview strawberry-graphql is an A library for creating GraphQL APIs Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the onwsconnect process. An attacker can gain unauthorized access to WebSocket subscription endpoints by connecting with the...

Everon 安全漏洞

Everon is an electric vehicle charging station system developed by Everon Corporation. There is a security vulnerability in Everon’s system. This vulnerability stems from the lack of a limit on the number of authentication requests made through the WebSocket API, which can lead to denial-of-servi...

CVE-2026-25945

The CVE-2026-25945 issue concerns the WebSocket API, where there is no limit on authentication attempts. This vulnerability could allow an attacker to perform denial-of-service by suppressing or misrouting charger telemetry, or carry out brute-force attempts to gain unauthorized access. Connected...

CVE-2026-24731

WebSocket endpoints lack proper authentication mechanisms, enabling attackers to perform unauthorized station impersonation and manipulate data sent to the backend. An unauthenticated attacker can connect to the OCPP WebSocket endpoint using a known or discovered charging station identifier, then...