WordPress WP Umbrella plugin 2.24.2-2.26.2 - Cross Site Request Forgery (CSRF) vulnerability (CVE-2026-66642) | HOL Guard CVE

Medium · CVSS 5.4CVE-2026-66642

WordPress WP Umbrella plugin 2.24.2-2.26.2 - Cross Site Request Forgery (CSRF) vulnerability

Answer in brief

CVE-2026-66642 records a Medium severity (CVSS 5.4) vulnerability in WordPress WP Umbrella plugin 2.24.2-2.26.2 - Cross Site Request Forgery (CSRF) vulnerability. The current sources do not mark it as known exploited. The current feed maps WP Umbrella/WP Umbrella (generic), WP Umbrella/WP Umbrella (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 Aug 10, 2026Updated Aug 12, 2026Source checked Sep 24, 2026First seen by HOL Aug 10, 2026Material review Aug 12, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 5.4
Exploitation: Not marked as known exploited
Affected software: 2 mapped packages or products
Fix availability: Not reported

Why this deserves its current priority

CVSS is 5.4. 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 WP Umbrella/WP Umbrella (generic), WP Umbrella/WP Umbrella (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
WP Umbrella/WP Umbrellageneric	n/a	Not reported
WP Umbrella/WP Umbrellageneric	2.24.2	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for WP Umbrella/WP Umbrella, WP Umbrella/WP Umbrella.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Aug 10, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 12, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 10, 2026

Sources and claim methodology

Upstream source description

Cross-Site Request Forgery (CSRF) vulnerability in WP Umbrella allows Cross Site Request Forgery. This issue affects WP Umbrella: from 2.24.2 through 2.26.2.

Quoted source text, attributed separately from HOL analysis.