Unauthorized Data Exposure in WPeMatico RSS Feed Fetcher WordPress Plugin
CVE-2026-89004

Currently unrated

Key Information:

Vendor

WordPress
Status
WPematico Rss Feed Fetcher
Vendor
CVE Published:
24 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-89004?

The WPeMatico RSS Feed Fetcher WordPress plugin prior to version 2.8.26 has a security weakness where it fails to authenticate user ownership or authorization before disclosing sensitive campaign configuration and execution logs. This vulnerability allows users with contributor-level access and higher to gain visibility into the configuration and logs of campaigns initiated by other users, including those belonging to administrators, potentially leading to unauthorized access to private data.

Affected Version(s)

WPeMatico RSS Feed Fetcher 0 < 2.8.26

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-89004 - Proof of Concept

References

https://wpscan.com/vulnerability/1568f9e4-defe-423a-a631-...
exploitvdb-entrytechnical-description

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Karthik Ramakrishnan
WPScan
.