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OpenAdvisories
Medium · 6.4 CVE-2025-14985 EUVD-2026-4580GHSA-7fwq-c4q7-c4cv

Alpha Blocks <= 1.5.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'alpha_block_css' Post Meta

Published Jan 24, 2026 · Updated Apr 8, 2026 · Assigned by Wordfence

Description

The Alpha Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘alpha_block_css’ parameter in all versions up to, and including, 1.5.0 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.

Affected products

VendorProductAffectedFixed
robiulawal40 Alpha Blocks ≤ 1.5.0 —

References