CVEs by month

13,937 tracked CVEs, filed under the month their first vendor advisory was published: December 2013 to November 2026.

Latest CVEs · CVEs in CISA KEV · Advisories by vendor

2026

November 20261,109 CVEs · 43 critical · 7 in KEV
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October 20262,630 CVEs · 332 critical · 15 in KEV
Pages1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
September 20261,795 CVEs · 291 critical · 17 in KEV
Pages1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
August 20261,356 CVEs · 189 critical · 11 in KEV
Pages1 2 3 4 5 6 7 8 9 10 11 12 13 14
July 20261,434 CVEs · 137 critical · 13 in KEV
Pages1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
June 2026865 CVEs · 243 critical · 13 in KEV
Pages1 2 3 4 5 6 7 8 9
May 2026655 CVEs · 169 critical · 8 in KEV
Pages1 2 3 4 5 6 7
April 2026516 CVEs · 113 critical · 12 in KEV
Pages1 2 3 4 5 6
March 2026299 CVEs · 85 critical · 4 in KEV
Pages1 2 3
February 2026141 CVEs · 30 critical · 9 in KEV
Pages1 2
January 2026314 CVEs · 27 critical · 6 in KEV
Pages1 2 3 4

2025

December 202547 CVEs · 6 critical · 3 in KEV
November 202547 CVEs · 4 critical · 1 in KEV
October 2025162 CVEs · 3 critical · 1 in KEV
Pages1 2
September 202539 CVEs · 5 critical · 1 in KEV
August 202570 CVEs · 7 critical · 1 in KEV
July 202577 CVEs · 15 critical · 4 in KEV
June 202551 CVEs · 3 critical · 1 in KEV
May 202540 CVEs · 5 critical · 2 in KEV
April 2025121 CVEs · 2 in KEV
Pages1 2
March 202536 CVEs · 4 critical · 3 in KEV
February 202540 CVEs · 2 critical · 1 in KEV
January 202532 CVEs · 13 critical · 5 in KEV

2024

December 202446 CVEs · 14 critical
November 202457 CVEs · 11 critical · 4 in KEV
October 2024115 CVEs · 4 critical · 3 in KEV
Pages1 2
September 2024107 CVEs · 4 critical · 3 in KEV
Pages1 2
August 202419 CVEs · 1 critical · 1 in KEV
July 202444 CVEs · 2 critical
June 202448 CVEs · 3 critical · 3 in KEV
May 202440 CVEs · 2 critical · 2 in KEV
April 202421 CVEs · 4 critical
March 202425 CVEs · 3 critical
February 2024126 CVEs · 3 critical · 4 in KEV
Pages1 2
January 202437 CVEs · 2 critical · 3 in KEV

2023

December 202313 CVEs · 2 critical · 1 in KEV
November 202331 CVEs · 5 critical · 1 in KEV
October 202342 CVEs · 7 critical · 5 in KEV
September 202321 CVEs · 2 critical · 2 in KEV
August 202370 CVEs · 5 critical
July 202311 CVEs · 3 critical · 3 in KEV
June 202318 CVEs · 1 critical · 1 in KEV
May 202316 CVEs
April 202319 CVEs · 4 critical · 1 in KEV
March 202316 CVEs · 2 critical
February 202385 CVEs · 7 critical · 3 in KEV
January 20232 CVEs · 1 critical

2022

December 202211 CVEs · 2 critical
November 202269 CVEs · 3 critical · 7 in KEV
October 202223 CVEs · 2 critical · 1 in KEV
September 20228 CVEs · 4 critical · 3 in KEV
August 202232 CVEs · 1 critical · 1 in KEV
July 20228 CVEs · 2 critical · 1 in KEV
June 202215 CVEs · 2 critical · 2 in KEV
May 202272 CVEs · 2 critical · 1 in KEV
April 202212 CVEs · 2 critical
March 202221 CVEs · 2 critical · 1 in KEV
February 202218 CVEs · 5 critical · 2 in KEV
January 202243 CVEs · 2 in KEV

2021

December 20217 CVEs · 2 in KEV
November 202138 CVEs · 1 critical · 4 in KEV
October 202112 CVEs
September 202191 CVEs · 4 critical · 7 in KEV
August 202139 CVEs · 3 critical · 7 in KEV
July 2021109 CVEs · 4 critical · 9 in KEV
Pages1 2
June 202116 CVEs · 1 critical · 1 in KEV
May 202119 CVEs · 1 critical · 1 in KEV
April 202117 CVEs · 1 critical · 4 in KEV
March 202188 CVEs · 15 critical · 7 in KEV
February 202134 CVEs · 2 critical · 4 in KEV
January 20217 CVEs

2020

December 202018 CVEs · 3 critical
November 20208 CVEs · 1 critical
October 20208 CVEs · 1 critical · 4 in KEV
September 20205 CVEs
August 20202 CVEs · 2 in KEV
July 20204 CVEs · 1 critical · 1 in KEV
June 20201 CVE
May 202093 CVEs · 2 in KEV
April 20202 CVEs
March 20202 CVEs · 2 in KEV
February 20203 CVEs · 2 in KEV
January 20202 CVEs · 1 in KEV

2019

December 201916 CVEs · 7 critical · 6 in KEV
November 20194 CVEs · 3 in KEV
October 20191 CVE · 1 critical
September 20194 CVEs · 1 critical
August 20191 CVE
July 20194 CVEs · 4 in KEV
June 20199 CVEs · 2 critical · 2 in KEV
May 20197 CVEs
April 20191 CVE
March 20192 CVEs
February 20192 CVEs
January 20191 CVE · 1 in KEV

2018

October 20182 CVEs · 1 in KEV
May 20186 CVEs · 2 in KEV
February 20182 CVEs

2017

September 20172 CVEs · 1 in KEV
August 20176 CVEs
June 20171 CVE
April 20173 CVEs

2013

December 20131 CVE · 1 in KEV