High · CVSS 8.7CVE-2026-67359

Joomla Extension - j2commerce.com - Order content disclosure J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5CVE-2026-67359

Answer in brief

CVE-2026-67359 records a High severity (CVSS 8.7) vulnerability in Joomla Extension - j2commerce.com - Order content disclosure J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5. The current sources do not mark it as known exploited. The current feed maps j2commerce.com/J2Store extension for Joomla (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 21, 2026Updated Aug 26, 2026Source checked Oct 6, 2026First seen by HOL Aug 21, 2026Material review Aug 26, 2026

Upstream Advisory

Key facts

Risk: High · CVSS 8.7
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 8.7. 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 j2commerce.com/J2Store extension for Joomla (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
j2commerce.com/J2Store extension for Joomlageneric	1.0.0-3.3.20 \|\| 4.0.0-4.0.20 \|\| 4.1.0-4.1.5	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for j2commerce.com/J2Store extension for Joomla.
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 21, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 26, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 21, 2026

Sources and claim methodology

Source referencej2commerce.com

Upstream source description

Joomla Extension - j2commerce.com - Order content disclosure J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5 - An unauthenticated visitor could supply any order_id as a query parameter to render the full checkout confirmation page for that order, including line items, prices, and totals.

Quoted source text, attributed separately from HOL analysis.