Offensive Security

Web Application Penetration Testing

Comprehensive security assessment of your web applications against OWASP Top 10 and beyond. We simulate real-world attacks to find vulnerabilities before malicious actors do.

OWASP Top 10 Coverage

We test against the complete OWASP Top 10 (2021) — the industry standard for web application security risks.

A01

Broken Access Control

Testing for IDOR, privilege escalation, forced browsing, CORS misconfigurations, and missing function-level access controls.

A02

Cryptographic Failures

Identifying weak encryption, insecure data transmission (HTTP), exposed sensitive data, weak hashing algorithms, and improper certificate validation.

A03

Injection

SQL injection, NoSQL injection, OS command injection, LDAP injection, XPath injection, and template injection testing across all input vectors.

A04

Insecure Design

Evaluating business logic flaws, missing rate limiting, insecure workflows, trust boundary violations, and architectural-level weaknesses.

A05

Security Misconfiguration

Default credentials, unnecessary features enabled, missing security headers, verbose error messages, and improper CORS/CSP policies.

A06

Vulnerable Components

Identifying outdated libraries, frameworks with known CVEs, unpatched dependencies, and vulnerable third-party components in your stack.

A07

Auth & Identity Failures

Weak passwords, broken authentication, session fixation, credential stuffing, missing MFA, and insecure password recovery flows.

A08

Software & Data Integrity

Insecure deserialization, CI/CD pipeline attacks, unsigned updates, integrity verification failures, and supply chain vulnerabilities.

A09

Logging & Monitoring Failures

Missing audit logs, unmonitored login attempts, insufficient alerting, log injection, and inadequate incident response visibility.

A10

SSRF (Server-Side Request Forgery)

Testing for SSRF vulnerabilities including internal service access, cloud metadata exploitation, port scanning, and protocol smuggling.

Common Bugs We Discover

Beyond OWASP Top 10, we dig deeper to uncover vulnerabilities that automated scanners miss.

Cross-Site Scripting (XSS)

  • Reflected XSS in search parameters & URL fragments
  • Stored XSS in user profiles, comments, file uploads
  • DOM-based XSS via JavaScript sinks
  • Mutation XSS bypassing DOMPurify & sanitizers

Authentication & Session Flaws

  • JWT token manipulation & algorithm confusion
  • Session fixation & session hijacking
  • OAuth/OIDC misconfiguration & redirect URI bypass
  • Password reset poisoning & account takeover

Business Logic Vulnerabilities

  • Price manipulation & discount abuse
  • Race conditions in payment & checkout flows
  • Workflow bypass (skip verification steps)
  • Role-based access control circumvention

File Upload & Data Exposure

  • Unrestricted file uploads leading to RCE
  • Directory traversal & path manipulation
  • Sensitive data in API responses & error messages
  • Information leakage via headers, source maps, .git exposure

What We Test

Our methodology covers every layer of your web application stack.

Authentication

Login, registration, MFA, SSO, password reset, session management, token handling

Authorization

RBAC testing, horizontal/vertical privilege escalation, IDOR, multi-tenant isolation

Data Handling

Input validation, output encoding, file uploads, data storage, encryption at rest and in transit

Client-Side Security

JavaScript analysis, DOM manipulation, postMessage exploits, WebSocket testing, CSP bypass

Server Configuration

HTTP headers, TLS/SSL config, CORS policy, cookie flags, security misconfigurations

Third-Party Integrations

Payment gateways, OAuth providers, CDN configs, external APIs, webhook security

Ready to Secure Your Web Application?

Get a comprehensive penetration test with detailed remediation guidance. Pay only if you love the results.