CVE-2026-54161

CVE-2026-54161 PoC Summary upsmon interpolates the server-supplied, attacker-controllableups.alarm value, unsanitized, into a shell command that it runs via system. When a monitored device reports an ALARM state and the operator has configured NOTIFYCMD with EXEC on the ALARM event, an ups.alarm...

CVE-2026-54161

upsmon: remote OS command injection RCE via attacker-controlled ups.alarm in NOTIFYCMD execution...