Pi.Alert is a WIFI / LAN intruder detector with web service monitoring. Prior to 2026-05-07, Pi.Alert's SaveConfigFile() endpoint writes user-supplied numeric config values (e.g., SMTP_PORT) directly into pialert.conf without validation. Since pialert.conf is loaded via Python's exec() every 3–5 minutes by the background cron process, an attacker can inject arbitrary Python code and achieve unauthenticated OS-level RCE. On default installations (PIALERT_WEB_PROTECTION = False), no credentials are required. This vulnerability is fixed in 2026-05-07.
History

Fri, 29 May 2026 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Leiweibau
Leiweibau pi.alert
Vendors & Products Leiweibau
Leiweibau pi.alert

Thu, 28 May 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 27 May 2026 19:30:00 +0000

Type Values Removed Values Added
Description Pi.Alert is a WIFI / LAN intruder detector with web service monitoring. Prior to 2026-05-07, Pi.Alert's SaveConfigFile() endpoint writes user-supplied numeric config values (e.g., SMTP_PORT) directly into pialert.conf without validation. Since pialert.conf is loaded via Python's exec() every 3–5 minutes by the background cron process, an attacker can inject arbitrary Python code and achieve unauthenticated OS-level RCE. On default installations (PIALERT_WEB_PROTECTION = False), no credentials are required. This vulnerability is fixed in 2026-05-07.
Title Unauthenticated RCE via Python Config File Injection in SaveConfigFile() (Interger)
Weaknesses CWE-94
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-05-27T19:14:43.897Z

Updated: 2026-05-28T13:23:20.875Z

Reserved: 2026-05-07T21:50:33.545Z

Link: CVE-2026-44888

cve-icon Vulnrichment

Updated: 2026-05-28T13:23:16.419Z

cve-icon NVD

Status : Deferred

Published: 2026-05-27T20:16:38.040

Modified: 2026-05-29T15:29:42.387

Link: CVE-2026-44888

cve-icon Redhat

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