CVE-2023-54352

CRITICAL EPSS 44.9%

Published Jun 8, 20263w ago · Modified Jun 17, 20262w ago

9.3 CVSS 4.0

Critical

Published Jun 8, 2026 3w ago

Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score

9.3

Exploitability

—

Impact

—

Vector string

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

44.9% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-306 Missing Authentication for Critical Function Authentication

References 2

exploit-db.com https://www.exploit-db.com/exploits/51789
vulncheck.com https://www.vulncheck.com/advisories/wordpress-seotheme-remote-code-execution-unauthenticated

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.