The Traveler theme for WordPress is vulnerable to PHP Object Injection in versions up to 3.2.1 via deserialization of untrusted input. This makes it possible for unauthenticated attackers to inject a PHP Object. No known POP chain is present in the vulnerable software. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.
CVE-2025-26873 is a critical severity with CVSS 9.8 Vulnerability issue affecting the Theme Travel Booking WordPress Theme. It affects Versions before 3.2.1 and is fixed in 3.2.1.
CVE-2025-26873 is tracked for the Theme Travel Booking WordPress Theme as critical severity with CVSS 9.8. The affected range is Versions before 3.2.1. Update Travel Booking WordPress Theme to 3.2.1 or newer where that version is compatible with the site.
| Software Type | Theme |
|---|---|
| Software Slug |
traveler
View on wordpress.org
|
| CVE | CVE-2025-26873 |
| Patched Versions |
3.2.1
|
| Affected Versions |
Versions before 3.2.1
|
These internal links group the same WordPress theme by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Traveler <= 3.1.8 - Unauthenticated Local File Inclusion via hotel_alone_load_more_post
Traveler <= 3.1.9 - Authenticated (Contributor+) Local File Inclusion via Shortcode
Travel Booking WordPress Theme < 3.2.8.1 - Unauthenticated PHP Object Injection
Traveler < 3.2.6 - Unauthenticated Local File Inclusion
Traveler < 3.2.2 - Unauthenticated SQL Injection
Traveler <= 3.2.0 - Unauthenticated SQL Injection
Traveler <= 3.1.6 - Unauthenticated SQL Injection via order_id
Traveler < 3.2.8 - Authenticated (Contributor+) SQL Injection
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