WPeMatico RSS Feed Fetcher < 2.8.26 - Contributor+ Campaign Configuration and Log Disclosure via IDOR (CVE-2026-89004) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-89004

WPeMatico RSS Feed Fetcher < 2.8.26 - Contributor+ Campaign Configuration and Log Disclosure via IDOR

Answer in brief

CVE-2026-89004 records a Unknown severity vulnerability in WPeMatico RSS Feed Fetcher < 2.8.26 - Contributor+ Campaign Configuration and Log Disclosure via IDOR. The current sources do not mark it as known exploited. The current feed maps Unknown/WPeMatico RSS Feed Fetcher (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 24, 2026Updated Sep 24, 2026Source checked Sep 24, 2026First seen by HOL Sep 24, 2026Material review Sep 24, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Unknown/WPeMatico RSS Feed Fetcher (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Unknown/WPeMatico RSS Feed Fetchergeneric	>=0 <2.8.26	2.8.26

Recommended response

Check inventory. Check lockfiles and deployed manifests for Unknown/WPeMatico RSS Feed Fetcher.
Review the reported fix. Update Unknown/WPeMatico RSS Feed Fetcher to 2.8.26 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Sep 24, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 24, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 24, 2026

Sources and claim methodology

Source referencewpscan.com

Upstream source description

The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.26 does not verify ownership or authorization before returning a campaign's stored configuration and run log, allowing users with contributor-level access and above to read the configuration and execution logs of campaigns created by other users, including administrators.

Quoted source text, attributed separately from HOL analysis.