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OpenAdvisories
High · 7.2 CVE-2026-1667 EUVD-2026-42949GHSA-x8f2-2f6r-99xx

SEO Plugin by Squirrly SEO <= 14.0.0 - Unauthenticated Arbitrary Post Creation and Stored Cross-Site Scripting via savePost()

Published Jul 10, 2026 · Updated Jul 10, 2026 · Assigned by Wordfence

Description

The SEO Plugin by Squirrly SEO plugin for WordPress is vulnerable to Arbitrary Post Creation and Stored Cross-Site Scripting in all versions up to, and including, 14.0.0 due to a leak of an API token and insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to create arbitrary posts, and, if the Advanced Custom Fields plugin is installed and activated, inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

VendorProductAffectedFixed
cifi GEO Plugin by Squirrly SEO ≤ 14.0.0 —

References