shapedplugin Smart Post Plugin up to 4.0.9 on WordPress display_name cross site scripting

Summaryinfo

A vulnerability was found in shapedplugin Smart Post Plugin up to 4.0.9. It has been classified as problematic. Affected by this vulnerability is an unknown functionality. The manipulation of the argument display_name leads to cross site scripting. This vulnerability is traded as CVE-2026-119160. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in shapedplugin Smart Post Plugin up to 4.0.9 and classified as problematic. This issue affects an unknown code block. The manipulation of the argument display_name with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

The Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog & News plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires the victim page to contain an Author Filter block alongside a grid or live-filter block, and execution is triggered by a visitor clicking the attacker's author entry in the dropdown — a standard filter interaction requiring no elevated privileges from the victim.

It is possible to read the advisory at wordfence.com. The identification of this vulnerability is CVE-2026-119160 since 10/29/2026. The exploitation is known to be easy. The attack may be initiated remotely. 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. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• shapedplugin

Name

• Smart Post Plugin

Version

• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.0.5
• 4.0.6
• 4.0.7
• 4.0.8
• 4.0.9

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

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• 🔒

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