GHSA-MQ44-7P77-Q5H7 AIOHTTP: WebSocket client accepts compressed frames without negotiated permessage-deflate

Summary The client accepts and decompresses frames with the RSV1 bit set even when the permessage-deflate extension was not negotiated. Impact A client may unexpectedly decompress WebSocket frames when explicitly opted out. This could lead to additional CPU/memory consumption, but is unlikely to ...

AIOHTTP: WebSocket client accepts compressed frames without negotiated permessage-deflate

Summary The client accepts and decompresses frames with the RSV1 bit set even when the permessage-deflate extension was not negotiated. Impact A client may unexpectedly decompress WebSocket frames when explicitly opted out. This could lead to additional CPU/memory consumption, but is unlikely to ...

EUVD-2026-51257

AIOHTTP: WebSocket client accepts compressed frames without negotiated permessage-deflate...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the WebSocket client. An attacker can cause unexpected decompression of WebSocket frames by sending frames with the RSV1 bit set without proper negotiation, potentially leading to...

resterm v0.50.0

Resterm A terminal-native API client and workbench for REST, GraphQL, gRPC, WebSocket and SSE. Resterm is an API-as-code workbench - or, in more familiar terms, an API client - built around plain .http and .rest files that you can diff, review and version. It combines interactive request editing...

JLSEC-2026-1120

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. The WebSockets handling of NATS messages handles compressed messages via the WebSockets negotiated compression. Prior to versions 2.11.2 and 2.12.3, the implementation bound the memory size of a NATS...

JLSEC-2026-1121

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Starting in version 2.2.0 and prior to versions 2.11.14 and 2.12.5, a missing sanity check on a WebSockets frame could trigger a server panic in the nats-server. This happens before authentication, and...

JLSEC-2026-1127

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, a malicious client which can connect to the WebSockets port can cause unbounded memory use in the nats-server before authentication; this requires sending a...

K000162737: Apache Tomcat vulnerability CVE-2026-66299

Security Advisory Description Uncontrolled Resource Consumption vulnerability in Apache Tomcat's WebSocket chat example. This issue affects Apache Tomcat: from 11.0.0-M20 through 11.0.24, from 10.1.24 through 10.1.57, from 9.0.89 through 9.0.120. Users who have followed the security guidance to...

SUSE CVE-2026-67292

FreeRDP before 3.29.0 contains a buffer over-disclosure vulnerability in the gateway WebSocket transport libfreerdp/core/gateway/websocket.c. The client's Pong reply reuses a fixed 1024-byte response stream whose length is not sealed to the actual received Ping payload, so a malicious...

Exploit for Server-Side Request Forgery in Sonicwall Sma6210_Firmware

🚀 CVE-2026-15409 – SonicWall SMA 1000 Erlang RCE via WebSocket...

CVE-2026-67292

A flaw was found in FreeRDP, a remote desktop protocol client. A malicious server or WebSocket peer could send a specially crafted Ping control frame. This could cause the client to send an overly long Pong reply, leading to the disclosure of sensitive information beyond the intended payload...

ROOT-APP-MAVEN-CVE-2024-23672 CVE-2024-23672 in io.root.org.apache.tomcat.embed:tomcat-embed-websocket - Patched by Root

Root has patched CVE-2024-23672 in the io.root.org.apache.tomcat.embed:tomcat-embed-websocket package for Root:Maven. Multiple fixed versions available...

CVE-2026-66299

A flaw was found in Apache Tomcat. This uncontrolled resource consumption vulnerability, located in the WebSocket chat example, allows a remote attacker to cause a Denial of Service DoS by exhausting system resources. This can lead to the affected system becoming unresponsive or crashing...

TencentOS Server 4: libsoup (TSSA-2026:0780)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0780 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

TencentOS Server 4: libsoup3 (TSSA-2026:0779)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0779 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

CVE-2026-69243: Inconsistent Interpretation of HTTP Requests

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the HTTP parsers were vulnerable to a request smuggling attack relating to WebSocket upgrades. If using the server-side component, an attacker may be able to execute a request smuggling vulnerability...

Exploit for Missing Authentication for Critical Function in Coreweave Marimo

CVE-2026-39987 - marimo Terminal WebSocket Authentication Bypa...

CVE-2026-10848

The OCPP 1.6 client in subsys/net/lib/ocpp parsed inbound WAMP RPC frames in parserpcmsg subsys/net/lib/ocpp/ocppj.c using a hand-rolled helper, extractstringfield, that copied the message's uid and action fields with strncpyoutbuf, token + 1, outlen - 1 and then scanned the result with...

CVE-2026-10848 Out-of-bounds read in Zephyr OCPP 1.6 RPC message parser (parse_rpc_msg)

The OCPP 1.6 client in subsys/net/lib/ocpp parsed inbound WAMP RPC frames in parserpcmsg subsys/net/lib/ocpp/ocppj.c using a hand-rolled helper, extractstringfield, that copied the message's uid and action fields with strncpyoutbuf, token + 1, outlen - 1 and then scanned the result with...