CVE-2017-20251
CRITICAL EPSS 42.3%
Published Jun 9, 20263w ago · Modified Jun 17, 20262w ago
9.3 CVSS 4.0
Published Jun 9, 2026 3w ago
Last Modified Jun 17, 2026 2w ago
Description
WordPress Insert PHP plugin versions before 3.3.1 contain a PHP code injection vulnerability that allows unauthenticated attackers to execute arbitrary PHP code by injecting malicious shortcodes through the WordPress REST API. Attackers can send POST requests to the wp-json/wp/v2/posts endpoint with crafted content containing insert_php shortcodes to include and execute remote PHP files on the server.
CVSS Details
Base Score
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
42.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-94 Improper Control of Generation of Code (Code Injection) Injection
References 3
- fr.wordpress.org https://fr.wordpress.org/plugins/insert-php/
- exploit-db.com https://www.exploit-db.com/exploits/41308
- vulncheck.com https://www.vulncheck.com/advisories/wordpress-insert-php-plugin-php-code-injection-via-rest-api
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.