printfriendly Print PDF & Email by PrintFriendly Plugin up to 5.5.10 on WordPress CSS content_position_css cross site scripting

Summaryinfo

A vulnerability was found in printfriendly Print PDF & Email by PrintFriendly Plugin up to 5.5.10 and classified as problematic. Affected by this issue is some unknown functionality of the component CSS Handler. Executing a manipulation of the argument content_position_css can lead to cross site scripting. This vulnerability is tracked as CVE-2026-9738. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in printfriendly Print PDF & Email by PrintFriendly Plugin up to 5.5.10 and classified as problematic. This vulnerability affects an unknown code of the component CSS Handler. The manipulation of the argument content_position_css with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

The Print, PDF, Email by PrintFriendly plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'content_position_css' parameter in all versions up to, and including, 5.5.10 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The advisory is shared for download at wordfence.com. This vulnerability was named CVE-2026-9738 since 05/27/2026. The exploitation appears to be easy. The attack can be initiated remotely. Additional levels of successful authentication are required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

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-2026-43136). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• WordPress Plugin

Vendor

• printfriendly

Name

• Print PDF & Email by PrintFriendly Plugin

Version

• 5.5.0
• 5.5.1
• 5.5.2
• 5.5.3
• 5.5.4
• 5.5.5
• 5.5.6
• 5.5.7
• 5.5.8
• 5.5.9
• 5.5.10

CPE 2.3info

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CPE 2.2info

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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