Finale Lite < 2.21.0 - Subscriber+ Campaign Configuration Disclosure via wcct_quick_view_html (CVE-2026-78138) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-78138

Finale Lite < 2.21.0 - Subscriber+ Campaign Configuration Disclosure via wcct_quick_view_html

Answer in brief

CVE-2026-78138 records a Unknown severity vulnerability in Finale Lite < 2.21.0 - Subscriber+ Campaign Configuration Disclosure via wcct_quick_view_html. The current sources do not mark it as known exploited. The current feed maps Unknown/Finale Lite (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 27, 2026Updated Aug 27, 2026Source checked Aug 27, 2026First seen by HOL Aug 27, 2026Material review Aug 27, 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/Finale Lite (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Unknown/Finale Litegeneric	>=0 <2.21.0	2.21.0

Recommended response

Check inventory. Check lockfiles and deployed manifests for Unknown/Finale Lite.
Review the reported fix. Update Unknown/Finale Lite to 2.21.0 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Aug 27, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 27, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 27, 2026

Sources and claim methodology

Source referencewpscan.com

Upstream source description

The Finale Lite WordPress plugin before 2.21.0 does not perform a capability check on an AJAX action that returns a sales-campaign's configuration for an arbitrary post ID, allowing any authenticated user (Subscriber and above) to read the Finale Lite WordPress plugin before 2.21.0's campaign configuration and scheduling data.

Quoted source text, attributed separately from HOL analysis.