OWASP API Security Top 10 Vulnerabilities: 2023

The Open Web Application Security Project (OWASP) released its updated list of Top 10 API Security Vulnerabilities in 2023.

Changes between 2023 and 2019 API Security Top 10 listings

There are a number of changes to the previous 2019 OWASP API Security Top 10 listing which are outlined in this section. You can see the full 2023 list in order of severity further below.

New Entries in 2023

There are three new entries to the list:

Modified Entries from 2019

Remaining on the list

2019 Entries dropping off the list

OWASP API Security Top 10 Vulnerabilities (in order of severity)

2023 OWASP API Security Top 10 additional resources

Here are some additional resources and information on the 2023 OWASP API Security Top 10 listing: