Astra Linux – Vulnerability in Tomcat9

Exposure of the HTTP Authentication Header to unexpected hosts during the WebSocket authentication vulnerability in Apache Tomcat. This issue affects Apache Tomcat: versions from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, an...

Astra Linux – Vulnerability in python-eventlet

Eventlet is a concurrent networking library for Python. A WebSocket peer may exhaust memory on the Eventlet side by sending very large WebSocket frames. A malicious peer may also exhaust memory on the Eventlet side by sending highly compressed data frames. A patch in version 0.31.0 restricts...

CVE-2026-90919

LightLLM through 1.2.0 contains a remote code execution vulnerability in the Config Server's unauthenticated /visualregister WebSocket endpoint that passes the first client frame directly to pickle.loads. Attackers can reach the Config Server port and send a malicious serialized payload with a...

Astra Linux – Vulnerability in Tomcat9

There is a vulnerability related to insufficient session expiration in Apache Tomcat. This vulnerability means that if the session ID of an authenticated HTTP session is changed after a WebSocket connection is established under that authenticated HTTP session, the WebSocket session will not be...

Astra Linux – Vulnerability in Wireshark

The WebSocket protocol dissector in Wireshark versions 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows for denial of service attacks...

Astra Linux – Vulnerability in ruby-websocket-extensions

The websocket-extensions Ruby module before version 0.1.5 allowed Denial of Service DoS attacks through Regex backtracking. The extension parser could take quadratic time when parsing a header containing an unclosed string parameter value whose content was a repeated two-byte sequence of a...

CVE-2026-90919

LightLLM through 1.2.0 is vulnerable to unauthenticated remote code execution via the Config Server 's /visual_register WebSocket endpoint. The endpoint passes the first client frame directly to pickle.loads() , allowing an attacker who can reach the Config Server port to send a malicious seriali...

CVE-2026-90919 LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Config Server Pickle Deserialization

LightLLM through 1.2.0 contains a remote code execution vulnerability in the Config Server's unauthenticated /visualregister WebSocket endpoint that passes the first client frame directly to pickle.loads. Attackers can reach the Config Server port and send a malicious serialized payload with a...

EUVD-2026-77429

LightLLM through 1.2.0 contains a remote code execution vulnerability in the Config Server's unauthenticated /visualregister WebSocket endpoint that passes the first client frame directly to pickle.loads. Attackers can reach the Config Server port and send a malicious serialized payload with a...

CVE-2026-90919 LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Config Server Pickle Deserialization

LightLLM through 1.2.0 contains a remote code execution vulnerability in the Config Server's unauthenticated /visualregister WebSocket endpoint that passes the first client frame directly to pickle.loads. Attackers can reach the Config Server port and send a malicious serialized payload with a...

CVE-2026-5132 Unbounded zlib decompression in Calls SDP WebSocket messages

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to limit size of unpacked SDP messages compressed with zlib, which allows attacker to deny service or crash server via sending many SDP messages that unpack to large size.. Mattermost Advisory ID:...

CVE-2026-5132

Mattermost versions 11.9.x ≤ 11.9.0, 11.8.x ≤ 11.8.4, 11.7.x ≤ 11.7.7, and 10.11.x ≤ 10.11.22 fail to limit the size of unpacked SDP messages compressed with zlib in Calls WebSocket messages. An authenticated attacker (low privileges) can send many SDP messages that decompress to a large size, ca...

CVE-2026-5132 Unbounded zlib decompression in Calls SDP WebSocket messages

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to limit size of unpacked SDP messages compressed with zlib, which allows attacker to deny service or crash server via sending many SDP messages that unpack to large size.. Mattermost Advisory ID:...

CVE-2026-90584

A flaw was found in TooTallNate Java-WebSocket. A remote attacker can exploit a weakness in the processFrameContinuousAndNonFin function within the Fragmentation Handler component. This vulnerability allows for excessive allocation of resources, which can lead to a Denial of Service DoS condition...

Important: Red Hat Security Advisory: tomcat9 security update

An update for tomcat9 is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available fo...

tomcat-coyote: Apache Tomcat: Information disclosure due to HTTP Authentication Header exposure during WebSocket authentication.

A flaw was found in Apache Tomcat. During WebSocket authentication, the HTTP Authentication Header can be exposed to unexpected hosts. This vulnerability leads to information disclosure, potentially allowing an attacker to gain access to sensitive authentication credentials...

tomcat-coyote: Apache Tomcat: Information disclosure due to HTTP Authentication Header exposure during WebSocket authentication.

A flaw was found in Apache Tomcat. During WebSocket authentication, the HTTP Authentication Header can be exposed to unexpected hosts. This vulnerability leads to information disclosure, potentially allowing an attacker to gain access to sensitive authentication credentials...

Important: Red Hat Security Advisory: tomcat security update

An update for tomcat is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

PT-2026-91174

Name of the Vulnerable Software and Affected Versions LightLLM versions prior to 1.2.1 Description An unauthenticated remote code execution issue exists in the Config Server. The /visual register WebSocket endpoint passes the first client frame directly to the pickle.loads function. An attacker...

Important: libsoup3

Issue Overview: A flaw was found in libsoup's WebSocket implementation when using the permessage-deflate extension. The extension's decompression loop inflate processes data in chunks without enforcing an upper boundary limit on the output buffer size. While libsoup limits the incoming compressed...