2,676
### Vulnerabilities
We have collected historical engineering data on vulnerabilities that have been publicly reported from prominent open source projects.
700
Curations
The number of vulnerabilities that have been manually reviewed by a curator.
61,629
Words Written
The approximate number of words that curators have written in the "description" field for a vulnerability.
26.2%
Curated
The percentage of vulnerabilities we need curated.
2,003
Fixes
The **number of commits** we identified as having fixed a vulnerability. These changes identify the original mistake in the source code. We have 1,306 (48.8%)
vulnerabilities for which we have identified at least one fix commit.
2,726
VCCs
The number of **Vulnerability-Contributing Commits** we have identified. These are considered potential origins of the coding mistake that led to these vulnerabilities. We have 1,058 (39.5%)
vulnerabilities for which we have identified at least one fix commit.
663
Tags
The number of different tags we have applied to vulnerabilities.
8.0
Tags per Vulnerability
The average number of tags we have applied to a vulnerability.
3,854
Lessons
The number of instances where a curator flagged a vulnerability of being an example of a common secure software engineering lesson. Learn more about vulnerabilities tagged with a [:tag: Lessons](/tags?search=Lesson).
510,405
### Events
Our timelines show events in the history of the vulnerable code to tell a unique story about the people, project, and code behind the issue.
190.7
### Events per Vulnerability
The average number of events each vulnerability has on its timeline.
7
### Articles
We always have something to say about how vulnerabilities come into existence.
The Vulnerability History Project