CVE-2026-2593
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Lifecycle Timeline
2Description
The Greenshift - animation and page builder blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `_gspb_post_css` post meta value and the `dynamicAttributes` block attribute in all versions up to, and including, 12.8.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Analysis
Stored Cross-Site Scripting in the Greenshift page builder plugin for WordPress (versions up to 12.8.5) allows authenticated users with Contributor privileges or higher to inject malicious scripts through the `_gspb_post_css` post meta and `dynamicAttributes` block attributes due to inadequate input sanitization. When other users access affected pages, the injected scripts execute in their browsers, potentially compromising their sessions or stealing sensitive data. …
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Remediation
Within 30 days: Identify affected systems running all and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.
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External POC / Exploit Code
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