Remote Code Execution Vulnerability in WordPress Seotheme by an Unauthenticated Attacker
CVE-2023-54352

9.3CRITICAL

Key Information:

Vendor

WordPress
Status
Travelscape
Vendor
CVE Published:
8 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-54352?

The Seotheme for WordPress is vulnerable to remote code execution due to flaws in its handling of file uploads. This vulnerability enables unauthenticated attackers to upload malicious PHP files to the theme's directory, specifically allowing them to execute arbitrary PHP code. Once successfully uploaded, these files can provide attackers with unauthorized access to sensitive system commands and the potential to install further malicious components for persistent access. This poses a significant risk to the integrity and security of WordPress sites utilizing this theme. It's crucial for site administrators to evaluate their installations and apply relevant security patches or consider disabling the affected theme.

Affected Version(s)

Travelscape 1.0.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-54352 - Proof of Concept

References

https://www.exploit-db.com/exploits/51789
exploit
https://www.vulncheck.com/advisories/wordpress-seotheme-r...
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Milad Karimi (Ex3ptionaL)
.