April 2001

45 CVEs published, +15% on March 2001 and −60% on April 2000. CISA added 0 to KEV.

2001, month by month. Point at another month to read it.

2001: CVEs published per month
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year total
2001	January 2001: 232 CVEs	February 2001: 61 CVEs	March 2001: 39 CVEs	April 2001: 45 CVEs	May 2001: 292 CVEs	June 2001: 0 CVEs	July 2001: 61 CVEs	August 2001: 25 CVEs	September 2001: 490 CVEs	October 2001: 45 CVEs	November 2001: 36 CVEs	December 2001: 0 CVEs	1,326−10%

Who drove it

Vendors by distinct CVEs this month, with how many of those CVEs are now in CISA KEV and how far each moved in the ranking.

How this month's CVEs score on CVSS. Severity is not exploitation.

Not in the top 100 in any of the 24 months before.

Weakness classes (CWE) by distinct CVEs, with how far each moved in the ranking.

The month's CVEs by the sector of the software they affect. A CVE that touches several sectors counts in each.

Area is CVEs this month. Point at a sector to read it.

The top weakness classes against the vendors and the sectors that carried them.

The lighter the cell, the more CVEs. Point at one to read it.