Common Weakness Enumeration
Browse CWEs ranked by the number of vulnerabilities referencing them, and pivot to weakness details, mitigations, and related attack patterns.
774 CWEs
API response| CWE | Name | Mapping usage | Occurrences |
|---|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Allowed | 27657 |
| CWE-122 | Heap-based Buffer Overflow | Allowed | 13290 |
| CWE-416 | Use After Free | Allowed | 12694 |
| CWE-89 | Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') | Allowed | 11474 |
| CWE-125 | Out-of-bounds Read | Allowed | 9320 |
| CWE-862 | Missing Authorization | Allowed-with-Review | 8901 |
| CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | Allowed-with-Review | 6012 |
| CWE-20 | Improper Input Validation | Discouraged | 5909 |
| CWE-200 | Exposure of Sensitive Information to an Unauthorized Actor | Discouraged | 5656 |
| CWE-352 | Cross-Site Request Forgery (CSRF) | Allowed | 5499 |
| CWE-284 | Improper Access Control | Discouraged | 5231 |
| CWE-121 | Stack-based Buffer Overflow | Allowed | 5099 |
| CWE-74 | Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') | Discouraged | 4869 |
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | Allowed | 4523 |
| CWE-362 | Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') | Allowed-with-Review | 4265 |
| CWE-94 | Improper Control of Generation of Code ('Code Injection') | Allowed-with-Review | 4150 |
| CWE-918 | Server-Side Request Forgery (SSRF) | Allowed | 4116 |
| CWE-787 | Out-of-bounds Write | Allowed-with-Review | 4016 |
| CWE-502 | Deserialization of Untrusted Data | Allowed | 3780 |
| CWE-190 | Integer Overflow or Wraparound | Allowed | 3638 |
| CWE-863 | Incorrect Authorization | Allowed-with-Review | 3290 |
| CWE-306 | Missing Authentication for Critical Function | Allowed | 2924 |
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | Discouraged | 2907 |
| CWE-400 | Uncontrolled Resource Consumption | Discouraged | 2782 |
| CWE-434 | Unrestricted Upload of File with Dangerous Type | Allowed | 2716 |
| CWE-77 | Improper Neutralization of Special Elements used in a Command ('Command Injection') | Allowed-with-Review | 2710 |
| CWE-770 | Allocation of Resources Without Limits or Throttling | Allowed | 2556 |
| CWE-639 | Authorization Bypass Through User-Controlled Key | Allowed | 2546 |
| CWE-287 | Improper Authentication | Discouraged | 2541 |
| CWE-285 | Improper Authorization | Discouraged | 2131 |
| CWE-476 | NULL Pointer Dereference | Allowed | 2118 |
| CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | Allowed-with-Review | 2091 |
| CWE-59 | Improper Link Resolution Before File Access ('Link Following') | Allowed | 1913 |
| CWE-269 | Improper Privilege Management | Discouraged | 1803 |
| CWE-843 | Access of Resource Using Incompatible Type ('Type Confusion') | Allowed | 1583 |
| CWE-126 | Buffer Over-read | Allowed | 1512 |
| CWE-191 | Integer Underflow (Wrap or Wraparound) | Allowed | 1476 |
| CWE-908 | Use of Uninitialized Resource | Allowed | 1349 |
| CWE-98 | Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') | Allowed | 1325 |
| CWE-266 | Incorrect Privilege Assignment | Allowed | 1234 |
| CWE-601 | URL Redirection to Untrusted Site ('Open Redirect') | Allowed | 1081 |
| CWE-367 | Time-of-check Time-of-use (TOCTOU) Race Condition | Allowed | 1077 |
| CWE-23 | Relative Path Traversal | Allowed | 1020 |
| CWE-295 | Improper Certificate Validation | Allowed | 1003 |
| CWE-347 | Improper Verification of Cryptographic Signature | Allowed | 943 |
| CWE-822 | Untrusted Pointer Dereference | Allowed | 942 |
| CWE-73 | External Control of File Name or Path | Allowed | 935 |
| CWE-427 | Uncontrolled Search Path Element | Allowed-with-Review | 915 |
| CWE-693 | Protection Mechanism Failure | Discouraged | 911 |
| CWE-532 | Insertion of Sensitive Information into Log File | Allowed | 826 |