CVE-2026-89003: Unknown Wpematico Rss Feed Fetcher

Medium severity, CVSS 4.1. EPSS: 0.2% chance of exploitation in the next 30 days.

The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not perform a capability check before fetching a user-supplied URL and rendering the response, allowing users with contributor-level access and above to force the server to issue requests to internal-only hosts and read the responses back.

Affected products

• Unknown Wpematico Rss Feed Fetcher: before 2.8.27 (fixed in 2.8.27)

Published 2026-09-27. Last modified 2026-09-28.