Purchase Button for Affiliate Link Plugin up to 1.0.2 on WordPress Setting purchase-btn-options-page.php cross-site request forgery

Summaryinfo

A vulnerability marked as problematic has been reported in Purchase Button for Affiliate Link Plugin up to 1.0.2 on WordPress. Affected is an unknown function of the file inc/purchase-btn-options-page.php of the component Setting Handler. The manipulation leads to cross-site request forgery. This vulnerability is referenced as CVE-2026-1073. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Purchase Button for Affiliate Link Plugin up to 1.0.2 on WordPress. This issue affects an unknown code of the file inc/purchase-btn-options-page.php of the component Setting Handler. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. Using CWE to declare the problem leads to CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. Impacted is integrity. The summary by CVE is:

The Purchase Button For Affiliate Link plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.2. This is due to missing nonce validation on the settings page form handler in `inc/purchase-btn-options-page.php`. This makes it possible for unauthenticated attackers to modify plugin settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

It is possible to read the advisory at wordfence.com. The identification of this vulnerability is CVE-2026-1073. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

By approaching the search of inurl:inc/purchase-btn-options-page.php it is possible to find vulnerable targets with Google Hacking.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-10124). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Advertising Software

Name

• Purchase Button for Affiliate Link Plugin

Version

• 1.0.0
• 1.0.1
• 1.0.2

CPE 2.3info

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CPE 2.2info

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

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