Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: cfg80211 – Reject authentication/association requests to APs using our own address. If the AP uses our own address as its MLD Media Access Point Identifier or BSSID Basic Service Set Identifier, then something is clearly...

Astra Linux – Vulnerability in sshfs-fuse

SSHFS is a network filesystem client for connecting to SSH servers. From version 1.4 up to 3.7.6, SSHFS accepts a bracketed mount source such as -oProxyCommand=CMD:/path. The findbasepath function removes the brackets, leaving a host value that starts with a “-” and is passed directly to ssh as a...

CVE-2026-90898

Bifrost registers MCP clients through its management API. A stdio client is a command plus args. Bifrost starts that program in the gateway the moment the client is added. No MCP handshake required. The default is governance.authconfig.isenabled=false. Auth off means every caller is a local admin...

kernel: sctp: auth: verify auth requirement when auth_chunk is NULL

A flaw was found in the Stream Control Transmission Protocol SCTP authentication mechanism within the Linux kernel. The sctpauthchunkverify function incorrectly processes authentication chunks, leading to authentication requirements being silently bypassed. This can occur under specific condition...

CVE-2026-90898 Bifrost unauthenticated remote code execution via MCP stdio client registration

Bifrost registers MCP clients through its management API. A stdio client is a command plus args. Bifrost starts that program in the gateway the moment the client is added. No MCP handshake required. The default is governance.authconfig.isenabled=false. Auth off means every caller is a local admin...

CVE-2026-90898 Bifrost unauthenticated remote code execution via MCP stdio client registration

Bifrost registers MCP clients through its management API. A stdio client is a command plus args. Bifrost starts that program in the gateway the moment the client is added. No MCP handshake required. The default is governance.authconfig.isenabled=false. Auth off means every caller is a local admin...

CVE-2026-90898

Bifrost (by maximhq) is vulnerable to unauthenticated remote code execution through its MCP stdio client registration endpoint. When a stdio client is registered via POST /api/mcp/client, Bifrost immediately spawns the specified command in the gateway—no MCP handshake required. By default, authen...

Security update for dovecot23

This update for dovecot23 fixes the following issues: CVE-2024-23184: parsing of messages containing many address headers From, To, Cc, Bcc, etc. could be excessively CPU intensive bsc1229184. CVE-2024-23185: large headers can cause resource exhaustion when parsing message bsc1229183...

Moderate: Red Hat Security Advisory: gstreamer1-plugins-base security update

An update for gstreamer1-plugins-base is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

tomcat-coyote: Apache Tomcat: Authentication bypass via digest authentication

A flaw was found in Apache Tomcat. When DIGEST authentication was configured, any user not known to the configured Realm would be authenticated if they presented the password "null". This allows a remote attacker to bypass security controls...

PT-2026-91237

Description getTopologyPageInfo merged the Nimbus daemon configuration with the topology's own configuration and returned the result without redaction in the topology conf field of TopologyPageInfo. The Storm UI copied that value verbatim into the configuration field of GET /api/v1/topology/id an...

PT-2026-91161

Name of the Vulnerable Software and Affected Versions Bifrost HTTP transport versions prior to 2.1.0 Description Bifrost allows the registration of MCP clients through its management API, where a stdio client consists of a command and arguments. The software starts the program in the gateway...

PT-2026-91214

LangBot's plugin runtime pip package langbot plugin through 0.4.17 starts a debug WebSocket server on 0.0.0.0:5401 /plugin/ws whose authentication is gated on plugin debug key, which defaults to an empty string and is never set by the upstream repository, Docker image, or docker-compose which...

Amazon Linux 2023 : ecs-service-connect-agent (ALAS2023-2026-2149)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2149 advisory. An Envoy proxy handling HTTP/3 connections can dereference a null transport socket option during the selection of a connection pool. This null pointer dereference is a CWE-476 flaw that may...

ALSA-2026:67145 Moderate: gstreamer1-plugins-base security update

GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-base packages contain a collection of well-maintained base plug-ins. Security Fixes: gstreamer1-plugins-base: gstreamer: NULL/invalid-pointer dereference in...

CVE-2025-68624: Authentication Bypass by Spoofing

N-able Mail Assure through April 2026 contains a design-level authorization flaw that allows an authenticated SMTP user to send outbound email using MAIL FROM addresses belonging to other tenants. When connecting to the SMTP TCP port and performing SMTP AUTH with valid credentials, the server...

AlmaLinux 8 : gstreamer1-plugins-base (ALSA-2026:67145)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:67145 advisory. gstreamer1-plugins-base: gstreamer: NULL/invalid-pointer dereference in gstrtspmessageparseauthcredentials when parsing a crafted Digest...

Medium: curl

Issue Overview: A use-after-free vulnerability exists in libcurl when an application configures an HTTP/2 stream-dependency tree via CURLOPTSTREAMDEPENDS or CURLOPTSTREAMDEPENDSE, subsequently invokes curleasyreset, and finally terminates the handle with curleasycleanup. During this final cleanup...

Moderate: gstreamer1-plugins-base security update

GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-base packages contain a collection of well-maintained base plug-ins. Security Fixes: gstreamer1-plugins-base: gstreamer: NULL/invalid-pointer dereference in...

CVE-2026-90579

A vulnerability has been found in cheshire-cat-ai Cheshire Cat AI up to 1.9.2. This affects the function authorizehttpkey of the file core/cat/factory/customauthhandler.py. The manipulation of the argument userid leads to missing authentication. The attack may be initiated remotely. The exploit h...