Low severity3.5NVD Advisory· Published Apr 23, 2026· Updated Apr 23, 2026
CVE-2026-4512
CVE-2026-4512
Description
The reCaptcha by WebDesignBy WordPress plugin before 2.0 does not sanitize or escape the Site Key setting before outputting it in a JavaScript string context via the grecaptcha_js() function. This allows administrators on multisite installations (who do not have the unfiltered_html capability) to inject arbitrary JavaScript that executes for all visitors to the WordPress login page.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <2.0
- Range: <2.0
Patches
Vulnerability mechanics
References
1News mentions
1- Wordfence Intelligence Weekly WordPress Vulnerability Report (April 20, 2026 to April 26, 2026)Wordfence Blog · Apr 30, 2026