Schema Plugin for Divi, Gutenberg & Shortcodes Plugin Shortcode wpt_schema_breadcrumbs deserialization

Summaryinfo

A vulnerability identified as critical has been detected in Schema Plugin for Divi, Gutenberg & Shortcodes Plugin up to 4.3.2 on WordPress. The impacted element is the function wpt_schema_breadcrumbs of the component Shortcode Handler. This manipulation causes deserialization. The identification of this vulnerability is CVE-2025-7825. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Schema Plugin for Divi, Gutenberg & Shortcodes Plugin up to 4.3.2 on WordPress and classified as critical. Affected by this vulnerability is the function wpt_schema_breadcrumbs of the component Shortcode Handler. The manipulation with an unknown input leads to a deserialization vulnerability. The CWE definition for the vulnerability is CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The Schema Plugin For Divi, Gutenberg & Shortcodes plugin for WordPress is vulnerable to Object Instantiation in all versions up to, and including, 4.3.2 via deserialization of untrusted input via the wpt_schema_breadcrumbs shortcode. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software, which means this vulnerability has no impact unless another plugin or theme containing a POP chain is installed on the site. If a POP chain is present via an additional plugin or theme installed on the target system, it may allow the attacker to perform actions like delete arbitrary files, retrieve sensitive data, or execute code depending on the POP chain present.

It is possible to read the advisory at wordfence.com. This vulnerability is known as CVE-2025-7825. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/03/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Name

• Schema Plugin for Divi, Gutenberg & Shortcodes Plugin

Version

• 4.3.0
• 4.3.1
• 4.3.2

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Be aware that VulDB is the high quality source for vulnerability data.

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