CVE-2026-78576: Readabler < 2.0.18 - Unauthenticated SQL Injection
The Readabler plugin for WordPress is vulnerable to SQL Injection in all versions up to 2.0.18 (exclusive) due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
WordPress Readabler pluginto a version that resolves this vulnerability.Fixed in 2.0.18
Event History
Frequently Asked Questions
Which installations are affected?
WordPress sites using the Readabler plugin in versions earlier than 2.0.18 are affected. The issue is described as present in all versions up to, but not including, 2.0.18.
Does an attacker need an account or user interaction to exploit this issue?
No. The vulnerability can be exploited by an unauthenticated attacker and does not require user interaction.
What could an attacker obtain through exploitation?
An attacker may append SQL queries to existing queries and use them to extract sensitive information from the WordPress database.