CVE-2026-22210wpDiscuz before 7.6.47 - Cross-Site Scripting via Unescaped Attachment URLs

Description

wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through unescaped attachment URLs in HTML output by exploiting the WpdiscuzHelperUpload class. Attackers can craft malicious attachment records or filter hooks to inject arbitrary JavaScript into img and anchor tag attributes, executing code in the context of WordPress users viewing comments.

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

References and patches

• wpDiscuz Changelog patchProductRelease Notes
• wpDiscuz productProduct
• VulnCheck Advisory: wpDiscuz before 7.6.47 - Cross-Site Scripting via Unescaped Attachment URLs third-party-advisoryThird Party Advisory