CVE-2023-54352 CRITICAL

CVE-2023-54352: WordPress Seotheme Remote Code Execution Unauthenticated

Vendor Wp Travel Kit
Product Travelscape
Weakness CWE-306 · Missing auth
Published June 8, 2026
Last update June 8, 2026

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

WordPress Seotheme contains a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary PHP code by uploading malicious files to the theme directory. Attackers can access the uploaded PHP shell at /wp-content/themes/seotheme/mar.php to execute system commands and upload additional files for persistent access.

Explanation of Vulnerability in Simple Terms

02Summary

WP Travel Kit Travelscape contains a missing authentication vulnerability affecting version 1.0.3. An attacker can access sensitive functionality without credentials over the network. The vulnerability requires no user interaction and grants high-impact access to confidential data and system integrity. Immediate patching is required.

What an attacker can do

03Attacker Capabilities

Access sensitive features and data without logging in.

Potential impact on your site

04Site Impact

Unauthorized users can read and modify site data without a valid account.

Conditions required to exploit

05Prerequisites

Network access to the affected Travelscape installation; no authentication required.

Key dates

06Disclosure timeline

June 8, 2026 CVE published
June 8, 2026 Record updated

Related vulnerabilities

08Related CVE