ShortPixel Adaptive Images Plugin up to 3.10.3/3.10.4 on WordPress API URL cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in ShortPixel Adaptive Images Plugin up to 3.10.3/3.10.4 on WordPress. This affects an unknown function of the component API URL Handler. The manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2025-6626. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in ShortPixel Adaptive Images Plugin up to 3.10.3/3.10.4 on WordPress. This issue affects an unknown functionality of the component API URL Handler. The manipulation 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 ShortPixel Adaptive Images – WebP, AVIF, CDN, Image Optimization plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the API URL Setting in all versions up to, and including, 3.10.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

The advisory is shared at wordfence.com. The identification of this vulnerability is CVE-2025-6626 since 06/25/2025. The exploitation is known to be easy. The attack may be initiated remotely. Additional levels of successful authentication are required for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

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-2025-23425). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• WordPress Plugin

Vendor

• ShortPixel

Name

• Adaptive Images Plugin

Version

• 3.10.0
• 3.10.1
• 3.10.2
• 3.10.3
• 3.10.4

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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