CVE-2023-54352 | WordPress Seotheme contains a remote code execution vulnerab… | CVSS 9.8 CRITICAL

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.

Metadata

CVE ID: CVE-2023-54352
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-01-10 01:51 UTC
Published: 2026-06-08 01:55 UTC
Last updated: 2026-06-08 16:32 UTC
Primary CWE: CWE-306
Missing Authentication for Critical Function
Vendor / Product: WP Travel Kit / Travelscape
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC — CISA Coordinator

Exploitation: PoC
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
WP Travel Kit	Travelscape	—	1.0.3

Weakness (CWE)

CWE	Source	Description
CWE-306	cna	Missing Authentication for Critical Function

CVSS scores (2)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3	CRITICAL	4.0	cna	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

References (2)

ExploitDB-51789 https://www.exploit-db.com/exploits/51789
VulnCheck Advisory: WordPress Seotheme Remote Code Execution Unauthenticated https://www.vulncheck.com/advisories/wordpress-seotheme-remote-code-execution-unauthenticated