UBUNTU-CVE-2026-4105

A flaw was found in systemd. The systemd-machined service contains an Improper Access Control vulnerability due to insufficient validation of the class parameter in the RegisterMachine D-Bus Desktop Bus method. A local unprivileged user can exploit this by attempting to register a machine with a...

CVE-2026-32616

Pigeon is a message board/notepad/social system/blog. Prior to 1.0.201, the application uses $SERVER'HTTPHOST' without validation to construct email verification URLs in the register and resendmail flows. An attacker can manipulate the Host header in the HTTP request, causing the verification lin...

CVE-2026-2463: Missing Authorization

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to filter invite IDs based on user permissions, which allows regular users to bypass access control restrictions and register unauthorized accounts via leaked invite IDs during team creation.. Mattermost Advisory ID:...

EUVD-2026-11782

Improper permission enforcement in Checkmk versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 EOL allows authenticated users to enumerate existing hosts by observing different HTTP response codes in agent-receiver/registerexisting endpoint, which could lead to information disclosure...

CVE-2026-32616

Pigeon is a message board/notepad/social system/blog. Prior to 1.0.201, the application uses $SERVER'HTTPHOST' without validation to construct email verification URLs in the register and resendmail flows. An attacker can manipulate the Host header in the HTTP request, causing the verification lin...

CVE-2026-4105

A flaw was found in systemd. The systemd-machined service contains an Improper Access Control vulnerability due to insufficient validation of the class parameter in the RegisterMachine D-Bus Desktop Bus method. A local unprivileged user can exploit this by attempting to register a machine with a...

CVE-2026-4105

A flaw was found in systemd. The systemd-machined service contains an Improper Access Control vulnerability due to insufficient validation of the class parameter in the RegisterMachine D-Bus Desktop Bus method. A local unprivileged user can exploit this by attempting to register a machine with a...

CVE-2026-24097

Improper permission enforcement in Checkmk versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 EOL allows authenticated users to enumerate existing hosts by observing different HTTP response codes in agent-receiver/registerexisting endpoint, which could lead to information disclosure...

CVE-2026-24097

Improper permission enforcement in Checkmk versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 EOL allows authenticated users to enumerate existing hosts by observing different HTTP response codes in agent-receiver/registerexisting endpoint, which could lead to information disclosure...

CVE-2026-24097 Authenticated Host Enumeration via Observable Response Discrepancy on Agent Register Existing Endpoint

Improper permission enforcement in Checkmk versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 EOL allows authenticated users to enumerate existing hosts by observing different HTTP response codes in agent-receiver/registerexisting endpoint, which could lead to information disclosure...

CVE-2026-24097

Improper permission enforcement in Checkmk versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 EOL allows authenticated users to enumerate existing hosts by observing different HTTP response codes in agent-receiver/registerexisting endpoint, which could lead to information disclosure...

CVE-2026-24097 Authenticated Host Enumeration via Observable Response Discrepancy on Agent Register Existing Endpoint

Improper permission enforcement in Checkmk versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 EOL allows authenticated users to enumerate existing hosts by observing different HTTP response codes in agent-receiver/registerexisting endpoint, which could lead to information disclosure...

CVE-2026-4105

A flaw was found in systemd. The systemd-machined service contains an Improper Access Control vulnerability due to insufficient validation of the class parameter in the RegisterMachine D-Bus Desktop Bus method. A local unprivileged user can exploit this by attempting to register a machine with a...

EUVD-2026-11774

A flaw was found in systemd. The systemd-machined service contains an Improper Access Control vulnerability due to insufficient validation of the class parameter in the RegisterMachine D-Bus Desktop Bus method. A local unprivileged user can exploit this by attempting to register a machine with a...

CVE-2026-4105

A flaw was found in systemd. The systemd-machined service contains an Improper Access Control vulnerability due to insufficient validation of the class parameter in the RegisterMachine D-Bus Desktop Bus method. A local unprivileged user can exploit this by attempting to register a machine with a...

CVE-2026-4105 Systemd: systemd: privilege escalation via improper access control in registermachine d-bus method

A flaw was found in systemd. The systemd-machined service contains an Improper Access Control vulnerability due to insufficient validation of the class parameter in the RegisterMachine D-Bus Desktop Bus method. A local unprivileged user can exploit this by attempting to register a machine with a...

CVE-2026-4105

A flaw was found in systemd. The systemd-machined service contains an Improper Access Control vulnerability due to insufficient validation of the class parameter in the RegisterMachine D-Bus Desktop Bus method. A local unprivileged user can exploit this by attempting to register a machine with a...

Linux Distros Unpatched Vulnerability : CVE-2026-4105

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 systemd. The systemd-machined service contains an Improper Access Control vulnerability due to insufficient validation of the class paramete...

PT-2026-37389

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An array overflow can occur in the uncore pci pmu register function when the discovery table is parsed even if all CPUs in the associated die are offline. This issue may be triggered if...

EUVD-2019-19762

WinMPG iPod Convert 3.0 contains a buffer overflow vulnerability in the Register dialog that allows local attackers to crash the application by supplying an oversized payload. Attackers can paste a large string of characters into the User Name and User Code field to trigger a denial of service...