CVE-2017-20251 | WordPress Insert PHP plugin versions before 3.3.1 contain a … | CVSS 9.8 CRITICAL

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.

Metadata

CVE ID: CVE-2017-20251
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-06-08 11:54 UTC
Published: 2026-06-09 11:48 UTC
Last updated: 2026-06-09 16:13 UTC
Primary CWE: CWE-94
Improper Control of Generation of Code ('Code Injection')
Vendor / Product: Themeisle / Woody Code Snippets
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
Themeisle	Woody Code Snippets	—	0 < 3.3.1

Weakness (CWE)

CWE	Source	Description
CWE-94	cna	Improper Control of Generation of Code ('Code Injection')

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 (3)

ExploitDB-41308 https://www.exploit-db.com/exploits/41308
Official Product Homepage https://fr.wordpress.org/plugins/insert-php/
VulnCheck Advisory: WordPress Insert PHP Plugin 4.7.0 PHP Code Injection via REST API https://www.vulncheck.com/advisories/wordpress-insert-php-plugin-php-code-injection-via-rest-api