Themeisle Woody Code Snippets up to 3.3.0 REST API /wp/v2/posts code injection

Summaryinfo

A vulnerability, which was classified as critical, was found in Themeisle Woody Code Snippets up to 3.3.0. The affected element is an unknown function of the file /wp/v2/posts of the component REST API. Such manipulation leads to code injection. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is listed as CVE-2017-20251. The attack may be performed from remote. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Themeisle Woody Code Snippets up to 3.3.0 and classified as critical. Affected by this issue is some unknown functionality of the file /wp/v2/posts of the component REST API. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is available at exploit-db.com. This vulnerability is handled as CVE-2017-20251 since 06/08/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. This vulnerability is assigned to T1059 by the MITRE ATT&CK project.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

Upgrading to version 3.3.1 eliminates this vulnerability.

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Productinfo

Vendor

• Themeisle

Name

• Woody Code Snippets

Version

• 3.0
• 3.1
• 3.2
• 3.3.0

Support

• end of life

CPE 2.3info

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CPE 2.2info

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