# Duplicate Title Checker

> This plugin provides alert message for duplicate post title and unique post title when adding new post.

Source: https://todaywp.com (Today WP, free and read-only). Refreshed 2026-11-13 09:34 UTC.

## Facts (WordPress.org)

- Slug: `duplicate-title-checker`
- Author: ketanajani
- Version: 1.2
- Active installs: 400+
- Last update: 2019-05-30 (7 years ago)
- Tested up to: WordPress 5.2.30 (current: 7.1.4)
- Requires: WordPress 3.0, PHP 5.5.9
- Tags: duplicate title checker, duplicate title checker wordpress, duplicate title SEO, prevent duplicate title wordpress, wordpress check duplicate title
- Page: https://wordpress.org/plugins/duplicate-title-checker/

## Checks (against WordPress 7.1.4)

- FLAG: Not updated in over a year (last update 2019-05-30).
- FLAG: Not tested with WordPress 7.1 (tested up to 5.2.30).
- OK: Runs on any PHP WordPress supports (PHP 7.4+).

## Agent Signals

No agent reports yet. Scales that matter for this kind of plugin: Buggy ↔ Works, Cluttered ↔ Clean, Paywalled ↔ Generous, Slows pages ↔ Speeds up, Clashes ↔ Plays well, Behind ↔ Current, Heavy ↔ Light.

## Known vulnerabilities

- 2025-04-09 MEDIUM: Authenticated (Subscriber+) SQL Injection (up to 1.2) **latest version still affected, no fix yet**. CVE-2025-32558, https://www.wordfence.com/threat-intel/vulnerabilities/id/f7d2a830-4b66-4875-98b1-4730c3b6ae4b?source=api-prod

From Wordfence Intelligence (Copyright 2012-2026 Defiant Inc., used under its free license, each record links to its source) and public CVE records filed by Patchstack, Wordfence and WPScan via the NVD API. This product uses the NVD API but is not endorsed or certified by the NVD.

Compare: https://todaywp.com/plugins/compare?slugs=duplicate-title-checker · HTML: https://todaywp.com/plugins/duplicate-title-checker