PatchSiren

Linuxfabrik CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

MEDIUM Linuxfabrik CVE published 2026-08-18

CVE-2026-73974

CVE-2026-73974 debrief based on the supplied source corpus. The linuxfabrik-lib and Linuxfabrik Monitoring Plugins have a vulnerability that allows an attacker to disclose file contents through the --test argument. This vulnerability affects defenders and administrators using these plugins, who should assess exposure and prioritize remediation. The CVE record and NVD entry provide details on the vulnerabi [truncated]

MEDIUM Linuxfabrik CVE published 2026-08-18

CVE-2026-73973

Linuxfabrik Monitoring Plugins provides monitoring plugins for Icinga, Nagios, and related systems. Prior to version 7.0.0, check-plugins/logfile/logfile accepted a free-form --filename path and opened it as root when invoked through the shipped nagios or icinga sudoers allowlist, without confining the resolved path to /var/log. An attacker who controls the monitoring account can select a root-readable fi [truncated]

HIGH Linuxfabrik CVE published 2026-08-18

CVE-2026-55426

A vulnerability in linuxfabrik-lib and Linuxfabrik Monitoring Plugins allows for command injection through user-controlled values. This issue is fixed in linuxfabrik-lib 5.0.0 and Linuxfabrik Monitoring Plugins 6.0.0. The vulnerability arises from the use of lib.shell.shell_exec() which splits strings at pipe characters and executes the resulting commands. A compromised nagios or icinga account can exploi [truncated]

LOW Linuxfabrik CVE published 2026-08-18

CVE-2026-53759

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-18T21:16:35.880Z and has not been modified since then. The linuxfabrik-lib library created SQLite databases at predictable paths in the /tmp directory and followed attacker-created symbolic links. An attacker with a local monitoring account can create a symlink and trigger a sudo-authorized plugin, [truncated]

HIGH Linuxfabrik CVE published 2026-08-18

CVE-2026-52817

CVE-2026-52817 is a high-severity vulnerability in Linuxfabrik Monitoring Plugins for Icinga and Nagios systems. An attacker controlling the monitoring account can execute arbitrary commands as root, leading to complete host compromise. The vulnerability arises from a flawed sudoers configuration that allows unrestricted apt-get command execution. This issue is fixed in version 5.1.0. System administrator [truncated]