CASE STUDY // E-COMMERCE SECURITY
A comprehensive passive assessment of a European merchandising company revealed 23 security vulnerabilities, a 14.7MB debug log publicly accessible, exposed source code repositories, leaked API credentials, and complete organizational mapping — all from public data.
A European merchandising company operating multiple e-commerce domains was assessed for external security exposure. The company maintains a WordPress-based web presence on commercial shared hosting, with multiple subdomains serving different business functions including a B2B textile ordering platform and brand-specific storefronts.
The assessment uncovered 23 security findings across 4 severity levels, including a publicly accessible debug log containing 62,000+ lines of server internals, an exposed Git repository on the production server, leaked B2B API credentials in archived URLs, zero security headers across all properties, and email domain configuration that allows trivial spoofing. Staff members were identified through multiple OSINT vectors with 332 linked online accounts mapped across the organization.
The target presented as a mid-market European company with multiple web properties, B2B integrations, and international e-commerce operations. The assessment objective was to map the complete external digital footprint and identify security risks that could be exploited by adversaries — all through passive observation of publicly accessible data.
| Finding | Severity | Impact |
|---|---|---|
| 14.7MB debug log publicly accessible — 62,000+ lines containing server paths, plugin inventory, customer IDs, and full error stack traces | CRITICAL | Complete internal architecture disclosure |
| WordPress user enumeration active on all properties — admin usernames and email addresses exposed via REST API | CRITICAL | Brute-force attack enablement |
| Zero security headers across all domains — no HSTS, CSP, X-Frame-Options, or X-Content-Type-Options | CRITICAL | XSS, clickjacking, MIME sniffing vulnerabilities |
| Git repository present on production server (.git directory accessible) | CRITICAL | One misconfiguration away from full source code exposure |
| Email security absent — DMARC set to "none", DKIM not configured, SPF using soft-fail | CRITICAL | Domain spoofing and phishing trivially possible |
| CMS components severely outdated — page builder 12+ versions behind with known CVEs | HIGH | Remote code execution and XSS risk |
| FTP server and outdated SSH exposed to internet on secondary host | HIGH | Credential interception, known SSH vulnerabilities |
| B2B API token and employee email exposed in archived URLs | MEDIUM | Unauthorized B2B platform access |
| Dead subdomain pointing to third-party platform — subdomain takeover risk | LOW | Brand impersonation potential |
The most significant finding was a 14.7MB WordPress debug log publicly accessible without authentication. Analysis of its 62,000+ lines revealed:
Server architecture: Complete filesystem paths including hosting provider customer ID, document root structure, and hosting type confirmation. Plugin inventory: 14+ plugins identified with error counts — including one deprecated plugin generating 44,000+ errors and another producing fatal errors from version incompatibility. Technology stack: Theme name, purchase source (marketplace), child theme configuration, and multilingual setup. Business intelligence: Error patterns revealed active development work, content management workflows, and third-party integration points.
Through cross-referencing WordPress user data, email pattern analysis, image metadata extraction, and platform account enumeration, the assessment mapped the complete organizational structure:
4 individuals identified by role — directors, content creators, and external contractors — with 332 linked online accounts across professional platforms, social media, payment services, and project management tools. Image metadata from the company's logo revealed the design tool used, the creator's name, and an advertising platform account ID with campaign dates. Historical URL analysis documented business pivots over 6+ years — from sports merchandise through medical supplies to current brand operations.
The assessment mapped 9 subdomains across 4 distinct IP addresses on 3 hosting providers. The primary domains shared a single commercial hosting IP. A B2B textile platform operated on a separate staging server with an SSL certificate exposing the staging environment's internal hostname. An FTP server ran on a third host with outdated SSH. A fourth subdomain pointed to a defunct third-party storefront, creating a subdomain takeover opportunity.
The complete assessment was compiled into a structured security report with 18 prioritized remediation steps — from immediate actions (delete exposed debug log, block user enumeration, add security headers) through urgent fixes (update outdated CMS components, remove Git directory, configure email authentication) to medium-term improvements (migrate from shared hosting, close FTP access, resolve dead subdomains).
This assessment combined passive OSINT techniques (DNS analysis, certificate transparency, historical URL collection, account enumeration, metadata extraction) with non-intrusive scanning (vulnerability template matching, port identification, WAF detection). No exploitation was performed, no credentials were tested, and no systems were accessed beyond publicly served content.
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