| Plugin Name | Page Title Splitter |
|---|---|
| Type of Vulnerability | Cross-Site Scripting (XSS) |
| CVE Number | CVE-2025-62744 |
| Urgency | Low |
| CVE Publish Date | 2025-12-31 |
| Source URL | CVE-2025-62744 |
Urgent Security Advisory: Cross‑Site Scripting (XSS) in “Page Title Splitter” WordPress Plugin (≤ 2.5.9)
Summary
- A stored Cross‑Site Scripting (XSS) vulnerability affects the WordPress plugin “Page Title Splitter” versions up to and including 2.5.9 (CVE-2025-62744).
- No official vendor patch was available at the time of this advisory. The vulnerability has a CVSS-equivalent impact around 6.5; it requires at least a Contributor-level user plus user interaction to exploit.
- If your site allows untrusted contributors or has staff who preview or click content from contributors, treat this as a high-priority mitigation task.
I am writing as a Hong Kong-based WordPress security practitioner. This advisory gives clear, practical steps you can apply quickly — minimal theory, direct actions for site owners, operators and plugin developers.
What is the vulnerability?
- Type: Cross‑Site Scripting (XSS)
- Affected software: Page Title Splitter plugin for WordPress
- Affected versions: ≤ 2.5.9
- CVE: CVE-2025-62744
- Reported by: Muhammad Yudha – DJ
- Attack preconditions: Attacker requires a Contributor-level account (or similar) on the target site and some user interaction (victim clicks a crafted link or views a page).
- Impact: Injected JavaScript/HTML may run in the context of site visitors or logged-in users, enabling session theft, privilege escalation, content manipulation, redirects or client-side payloads.
High-level technical description (non‑exploitative)
This stored XSS occurs when user-supplied data is output without adequate escaping/encoding. The plugin processes titles and UI elements that are later rendered in pages viewed by other users. When untrusted input is treated as HTML rather than data, script injection becomes possible. The vulnerability requires interaction and a Contributor account, so it is less trivial than unauthenticated remote attacks, but still realistic in many editorial workflows.
Why this matters to your site
Even with the Contributor requirement and user interaction, many WordPress sites are exposed because:
- External contributors (guest authors, community members) are commonly allowed to post.
- Editors and admins routinely click preview links or review submissions.
- Shared credentials, long sessions and automation increase risk of pivot or persistence.
Realistic exploitation scenarios
- Targeted social engineering: A malicious contributor submits a post with a crafted title containing a payload. An editor previews or opens the post and the script executes in their browser.
- Stored XSS persistence: Payload is stored in content and fires whenever the page is viewed, affecting many users.
- Defacement and redirects: Attackers can alter page content, redirect visitors to scam pages or inject additional malicious resources.
How to detect if you’ve been exploited
Search for these indicators on affected sites:
