CVE-2026-33185

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, the group email settings test endpoint could be used to make the server initiate outbound connections to arbitrary hosts a...

net/url: Incorrect parsing of IPv6 host literals in net/url

The Go standard library function net/url.Parse insufficiently validated the host/authority component and accepted some invalid URLs by effectively treating garbage before an IP-literal as ignorable. The function should have rejected this as invalid...

Ubuntu: Security Advisory (USN-8135-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

curl: Missing server identity policy enforcement in SSH connection reuse allows host key verification bypass via pool poisoning

Missing server identity policy enforcement in SSH connection reuse allows host key verification bypass via pool poisoning --- Summary sshconfigmatches in lib/url.c decides whether an existing SSH connection can be reused by a new transfer handle. It checks client key paths rsa, rsapub but never...

CVE-2026-33185 Discourse: Group SMTP test endpoint susceptible to SSRF

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, the group email settings test endpoint could be used to make the server initiate outbound connections to arbitrary hosts a...

CVE-2026-33185

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, the group email settings test endpoint could be used to make the server initiate outbound connections to arbitrary hosts a...

EUVD-2026-17571

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, the group email settings test endpoint could be used to make the server initiate outbound connections to arbitrary hosts a...

UBUNTU-CVE-2026-33276

Stored cross-site scripting XSS in Checkmk 2.5.0 beta before 2.5.0b2 allows authenticated users with permission to create hosts or services to execute arbitrary JavaScript in the browsers of other users performing searches in the Unified Search feature...

CVE-2026-33276 XSS in Unified Search via Unescaped Host/Service Names

Stored cross-site scripting XSS in Checkmk 2.5.0 beta before 2.5.0b2 allows authenticated users with permission to create hosts or services to execute arbitrary JavaScript in the browsers of other users performing searches in the Unified Search feature...

Discourse 代码问题漏洞

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from a code issue vulnerability that can be exploited by an attacker to cause the server to initiate outbound connectio...

Linux Distros Unpatched Vulnerability : CVE-2025-66038

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, sccompacttlvfindtag searches a compact-TLV buffer for a given tag. In...

SUSE CVE-2026-33619

PinchTab is a standalone HTTP server that gives AI agents direct control over a Chrome browser. PinchTab v0.8.3 contains a server-side request forgery issue in the optional scheduler's webhook delivery path. When a task is submitted to POST /tasks with a user-controlled callbackUrl, the v0.8.3...

Linux Distros Unpatched Vulnerability : CVE-2026-28367

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in Undertow. A remote attacker can exploit this vulnerability by sending \r\r\r as a header block terminator. This can be used for request...

Linux Distros Unpatched Vulnerability : CVE-2026-27859

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably formatted mail message causes mail delivery...

Linux Distros Unpatched Vulnerability : CVE-2026-4722

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Privilege escalation in the IPC component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. CVE-2026-4722 Note that Nessus relies on the presenc...

Improper Check or Handling of Exceptional Conditions

Overview Affected versions of this package are vulnerable to Improper Check or Handling of Exceptional Conditions via the launcher endpoint when an authenticated host sends an unexpected log type value. An attacker can cause the server process to terminate immediately, disrupting all connected...

Improper Check or Handling of Exceptional Conditions

Overview Affected versions of this package are vulnerable to Improper Check or Handling of Exceptional Conditions via the launcher endpoint when an authenticated host sends an unexpected log type value. An attacker can cause the server process to terminate immediately, disrupting all connected...

Improper Check or Handling of Exceptional Conditions

Overview Affected versions of this package are vulnerable to Improper Check or Handling of Exceptional Conditions via the launcher endpoint when an authenticated host sends an unexpected log type value. An attacker can cause the server process to terminate immediately, disrupting all connected...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization in the host transfer API due to missing authorization checks on the source team. An attacker can gain unauthorized control over hosts belonging to other teams by initiating a transfer, resulting in the ability to...

CVE-2026-29180 Fleet's team maintainer can transfer hosts from any team via missing source team authorization

Fleet is open source device management software. Prior to 4.81.1, a broken access control vulnerability in Fleet's host transfer API allows a team maintainer to transfer hosts from any team into their own team, bypassing team isolation boundaries. Once transferred, the attacker gains full control...