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Rank Math SEO PRO (Version 3.0.123)

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critical advisory

Supply Chain Compromise of Rank Math SEO PRO WordPress Plugin

A supply-chain compromise of Rank Math SEO PRO version 3.0.123, distributed between October 15 and 16, 2026, introduced a backdoor enabling persistent access, credential theft, and unauthorized administrative control.

Rank Math SEO PRO supply-chain wordpress cve-2026-111862 backdoor
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