The Persistent Login plugin for WordPress is vulnerable to generic SQL Injection via 'wppl_device_id' Cookie in all versions up to, and including, 3.1.0 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with subscriber-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. This vulnerability is only exploitable when the plugin's Login History feature is enabled.

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Tue, 01 Sep 2026 04:45:00 +0000

Type Values Removed Values Added
Description The Persistent Login plugin for WordPress is vulnerable to generic SQL Injection via 'wppl_device_id' Cookie in all versions up to, and including, 3.1.0 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with subscriber-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. This vulnerability is only exploitable when the plugin's Login History feature is enabled.
Title Persistent Login <= 3.1.0 - Authenticated (Subscriber+) SQL Injection via 'wppl_device_id' Cookie
Weaknesses CWE-89
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-09-01T04:27:49.925Z

Reserved: 2026-08-03T23:30:57.291Z

Link: CVE-2026-18752

cve-icon Vulnrichment

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cve-icon NVD

Status : Received

Published: 2026-09-01T05:17:09.103

Modified: 2026-09-01T05:17:09.103

Link: CVE-2026-18752

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses