CVE-2026-1841
HIGHCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Lifecycle Timeline
2Description
The PixelYourSite - Your smart PIXEL (TAG) & API Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'pysTrafficSource' parameter and the 'pys_landing_page' parameter in all versions up to, and including, 11.2.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Analysis
Stored XSS in the PixelYourSite WordPress plugin through versions 11.2.0 allows unauthenticated attackers to inject malicious scripts via the 'pysTrafficSource' and 'pys_landing_page' parameters due to inadequate input sanitization and output escaping. When users visit pages containing injected payloads, the scripts execute in their browsers, potentially compromising sessions and stealing sensitive data. …
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Remediation
Within 24 hours: Inventory all WordPress installations using PixelYourSite and disable the plugin if non-critical, or restrict admin access to configuration pages. Within 7 days: Implement WAF rules to block malicious payloads in 'pysTrafficSource' and 'pys_landing_page' parameters, and conduct a security audit of existing plugin configurations for injected content. …
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External POC / Exploit Code
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