CWE-401
Missing Release of Memory after Effective Lifetime
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.
We have discovered 1,370,867 live websites that are affected by CWE-401.
CVEs
- Count - 4
CWE References
Website Distribution by Country
Number of websites using CWE-401 United States | 370,620 websites |
 Germany | 206,737 websites |
 France | 93,373 websites |
 Netherlands | 60,074 websites |
 Italy | 46,819 websites |
 Czech Republic | 44,161 websites |
 Japan | 43,618 websites |
 GB | 41,533 websites |
 Russia | 39,103 websites |
 Canada | 37,054 websites |
Website Distribution by TLD
Number of websites using CWE-401| .com | 460,427 websites |
| .de | 121,909 websites |
| .org | 71,839 websites |
| .net | 54,397 websites |
| .nl | 46,418 websites |
| .it | 41,885 websites |
| .cz | 36,954 websites |
| .ru | 34,537 websites |
| .fr | 31,003 websites |
| .pl | 26,588 websites |
Newest CVEs
List of the most recent CVEs that are part of CWE-401| Discovered | CVE | Description | Websites |
|---|---|---|---|
| Sep, 2025 | CVE-2025-43816 | A memory leak in the headless API for StructuredContents in Liferay Portal 7.4.0 through 7.4.3.119, ... | 74 |
| Jul, 2025 | CVE-2025-53020 | Apache HTTP Server: HTTP/2 DoS by Memory Increase | 1,370,751 |
| Feb, 2022 | CVE-2022-23578 | Memory leak in Tensorflow | 59 |
| Feb, 2022 | CVE-2022-23585 | Memory leak in decoding PNG images in Tensorflow | 59 |
The most widespread CVEs
List of the most common CVEs that are part of CWE-401| Discovered | CVE | Description | Websites |
|---|---|---|---|
| Jul, 2025 | CVE-2025-53020 | Apache HTTP Server: HTTP/2 DoS by Memory Increase | 1,370,751 |
| Sep, 2025 | CVE-2025-43816 | A memory leak in the headless API for StructuredContents in Liferay Portal 7.4.0 through 7.4.3.119, ... | 74 |
| Feb, 2022 | CVE-2022-23578 | Memory leak in Tensorflow | 59 |
| Feb, 2022 | CVE-2022-23585 | Memory leak in decoding PNG images in Tensorflow | 59 |
Websites affected by CWE-401
Top websites that are affected by CWE-401. Please click on the "Contact us" link to get more information.| Domain | Country | Rank | Contacts |
|---|---|---|---|
| *******.com |  Singapore | *** | |
| *************.***.****.****.************.net | United States | *** | |
| *********.net | United States | *** | |
| *****.cz | Czech Republic | *,*** | |
| ***.****.us | United States | *,*** | |
| ***.*********.com | Singapore | *,*** | |
| *****.*******.com | Singapore | *,*** | |
| ******.net |  Sweden | *,*** | |
| ****.*********.net | GB | *,*** | |
| ***********.de | Germany | *,*** |