API Security

Blazing-Fast API Security Checker

Axeploit automatically discovers and tests all API endpoints for security vulnerabilities. From authentication bypasses to business logic flaws, we cover the complete OWASP API Security Top 10.

Comprehensive API Security Testing

API Discovery

Automatically discover all API endpoints, including hidden and undocumented APIs across your entire application.

Authentication Testing

Test API authentication mechanisms including JWT, OAuth, API keys, and custom authentication flows.

Authorization Testing

Validate access controls, role-based permissions, and authorization bypass vulnerabilities.

Input Validation

Test for injection attacks, parameter pollution, and input validation bypasses in API parameters.

Business Logic Flaws

Detect IDOR, business logic flaws, and thousands of other vulnerability types across your API endpoints.

Error Handling

Analyze error responses for information disclosure and sensitive data exposure vulnerabilities.

API Vulnerability Coverage

Broken Object Level Authorization (BOLA)
Broken User Authentication (API)
Excessive Data Exposure (API)
Lack of Rate Limiting
Mass Assignment
Improper Assets Management (e.g., exposed dev/staging APIs)
Business Logic Vulnerabilities
Cross-Site Scripting (XSS)
Cross-Site Request Forgery (CSRF)
File Upload Vulnerabilities
Broken Object Level Authorization (BOLA)
Broken User Authentication (API)
Excessive Data Exposure (API)
Lack of Rate Limiting
Mass Assignment
Improper Assets Management (e.g., exposed dev/staging APIs)
Business Logic Vulnerabilities
Cross-Site Scripting (XSS)
Cross-Site Request Forgery (CSRF)
File Upload Vulnerabilities
Broken Object Level Authorization (BOLA)
Broken User Authentication (API)
Excessive Data Exposure (API)
Lack of Rate Limiting
Mass Assignment
Improper Assets Management (e.g., exposed dev/staging APIs)
Business Logic Vulnerabilities
Cross-Site Scripting (XSS)
Cross-Site Request Forgery (CSRF)
File Upload Vulnerabilities
Broken Object Level Authorization (BOLA)
Broken User Authentication (API)
Excessive Data Exposure (API)
Lack of Rate Limiting
Mass Assignment
Improper Assets Management (e.g., exposed dev/staging APIs)
Business Logic Vulnerabilities
Cross-Site Scripting (XSS)
Cross-Site Request Forgery (CSRF)
File Upload Vulnerabilities
Broken Access Control
Cryptographic Failures
Injection Attacks (e.g., SQL, NoSQL, OS Command)
Insecure Design
Security Misconfiguration
Vulnerable and Outdated Components
Identification and Authentication Failures
Software and Data Integrity Failures (e.g., Supply Chain Attacks)
Security Logging and Monitoring Failures
Server-Side Request Forgery (SSRF)
Broken Access Control
Cryptographic Failures
Injection Attacks (e.g., SQL, NoSQL, OS Command)
Insecure Design
Security Misconfiguration
Vulnerable and Outdated Components
Identification and Authentication Failures
Software and Data Integrity Failures (e.g., Supply Chain Attacks)
Security Logging and Monitoring Failures
Server-Side Request Forgery (SSRF)
Broken Access Control
Cryptographic Failures
Injection Attacks (e.g., SQL, NoSQL, OS Command)
Insecure Design
Security Misconfiguration
Vulnerable and Outdated Components
Identification and Authentication Failures
Software and Data Integrity Failures (e.g., Supply Chain Attacks)
Security Logging and Monitoring Failures
Server-Side Request Forgery (SSRF)
Broken Access Control
Cryptographic Failures
Injection Attacks (e.g., SQL, NoSQL, OS Command)
Insecure Design
Security Misconfiguration
Vulnerable and Outdated Components
Identification and Authentication Failures
Software and Data Integrity Failures (e.g., Supply Chain Attacks)
Security Logging and Monitoring Failures
Server-Side Request Forgery (SSRF)

Axeploit covers the complete OWASP API Security Top 10 and beyond, testing for the most critical API security vulnerabilities that attackers exploit in real-world scenarios.

Advanced Testing Methods

POST /auth/verify
token: tampered
status: 200 OK — bypassed

Authentication Bypass

Test for ways to access protected endpoints without proper authentication.

  • JWT token tampering and signature bypass
  • OAuth 2.0 and SSO implementation flaws
  • Session manipulation, hijacking and fixation
  • Broken 2FA and MFA bypass
useradmin

Authorization Testing

Validate that users can only access resources they're authorized to access.

  • IDOR testing
  • Role escalation
  • Privilege escalation
  • Access control bypass
GET /api/users?id=
1 OR 1=1 --
payload blocked ✓

Input Validation

Test API parameters for injection vulnerabilities and input validation bypasses.

  • SQL injection
  • NoSQL injection
  • Command injection
  • XSS in APIs

Why Choose Axeploit for API Security

01/ Instant start

Zero Configuration

Start testing immediately without API documentation or manual endpoint discovery.

01.1

No setup required

Point Axeploit at a URL and testing starts immediately.

01.2

Automatic endpoint discovery

Every route is found without docs or specs.

01.3

Instant vulnerability scanning

Scans begin the moment discovery completes.

01.4

Ready-to-use reports

Findings arrive formatted and ready to share.

02/ Full attack surface

Complete Coverage

Test every API endpoint automatically, including those not documented or publicly visible.

02.1

Hidden endpoint discovery

Uncovers routes that never made it into the docs.

02.2

Undocumented API testing

Probes shadow and legacy APIs, not just the spec.

02.3

Comprehensive attack surface

Maps every host, path, and parameter in scope.

02.4

Full vulnerability assessment

Each endpoint is tested against the full check suite.

03/ AI validation

Low False Positives

AI-powered analysis reduces false positives by validating vulnerabilities with proof-of-concept exploits.

03.1

AI-powered validation

Findings are confirmed before they reach your report.

03.2

Proof-of-concept testing

Every issue ships with a working exploit as evidence.

03.3

Accurate vulnerability detection

Signal over noise — only real, exploitable issues.

03.4

Reduced manual verification

Your team triages fixes, not false alarms.

Get started

Secure your APIs today

Don't let API vulnerabilities compromise your application security.