CVE Tools
Track your stack

Mattermost

615 CVEs across 44 months on the top 200 list since Jun 2020. Peak rank #1 in Jun 2020. None of them is in CISA KEV.

Mattermost CVEs per month since Jun 2020

Oct 2021 to Sep 2026 in the lens. Point at a month to read it, or drag the frame to move through the record.Tallest in the lens: 36, May 2026
Oct 2021: not on the top 200 that monthNov 2021: not on the top 200 that monthDec 2021: 3 CVEs · 0 critical · 0 now in CISA KEV · rank #170 · mostly Mattermost, Mattermost ServerJan 2022: 4 CVEs · 0 critical · 0 now in CISA KEV · rank #133 · mostly Mattermost Boards, MattermostFeb 2022: not on the top 200 that monthMar 2022: 4 CVEs · 0 critical · 0 now in CISA KEV · rank #148 · mostly Mattermost, Mattermost ServerApr 2022: 5 CVEs · 0 critical · 0 now in CISA KEV · rank #127 · mostly Mattermost Server, Mattermost, Mattermost PlaybooksMay 2022: not on the top 200 that monthJun 2022: not on the top 200 that monthJul 2022: 4 CVEs · 0 critical · 0 now in CISA KEV · rank #144 · mostly Mattermost, Mattermost ServerAug 2022: not on the top 200 that monthSep 2022: not on the top 200 that monthOct 2022: not on the top 200 that monthNov 2022: 3 CVEs · 0 critical · 0 now in CISA KEV · rank #190 · mostly Mattermost, Playbooks PluginDec 2022: not on the top 200 that monthJan 2023: not on the top 200 that monthFeb 2023: 4 CVEs · 0 critical · 0 now in CISA KEV · rank #160 · mostly Mattermost, Mattermost ServerMar 2023: not on the top 200 that monthApr 2023: not on the top 200 that monthMay 2023: 4 CVEs · 0 critical · 0 now in CISA KEV · rank #170 · mostly Mattermost, Mattermost Desktop, Mattermost ServerJun 2023: 11 CVEs · 0 critical · 0 now in CISA KEV · rank #60 · mostly Mattermost, Mattermost App Framework, Mattermost GitHub PluginJul 2023: 13 CVEs · 0 critical · 0 now in CISA KEV · rank #56 · mostly Mattermost Server, Mattermost, Mattermost PluginsAug 2023: 5 CVEs · 0 critical · 0 now in CISA KEV · rank #163 · mostly Mattermost, Mattermost ServerSep 2023: 5 CVEs · 0 critical · 0 now in CISA KEV · rank #127 · mostly MattermostOct 2023: 6 CVEs · 0 critical · 0 now in CISA KEV · rank #121 · mostly Mattermost, Mattermost Server, Mattermost DesktopNov 2023: 15 CVEs · 0 critical · 0 now in CISA KEV · rank #40 · mostly Mattermost, Mattermost DesktopDec 2023: 12 CVEs · 0 critical · 0 now in CISA KEV · rank #62 · mostly Mattermost, Mattermost ServerJan 2024: not on the top 200 that monthFeb 2024: 13 CVEs · 0 critical · 0 now in CISA KEV · rank #55 · mostly Mattermost Server, MattermostMar 2024: 5 CVEs · 0 critical · 0 now in CISA KEV · rank #161 · mostly Mattermost, Mattermost Server, Mattermost MobileApr 2024: 11 CVEs · 0 critical · 0 now in CISA KEV · rank #80 · mostly Mattermost, Mattermost Server, Mattermost MobileMay 2024: 9 CVEs · 0 critical · 0 now in CISA KEV · rank #134 · mostly Mattermost, Mattermost ServerJun 2024: not on the top 200 that monthJul 2024: 8 CVEs · 0 critical · 0 now in CISA KEV · rank #92 · mostly Mattermost, Mattermost MobileAug 2024: 21 CVEs · 0 critical · 0 now in CISA KEV · rank #40 · mostly Mattermost, Mattermost Server, Mattermost Channel ExportSep 2024: 9 CVEs · 0 critical · 0 now in CISA KEV · rank #71 · mostly Mattermost, Mattermost Server, Mattermost DesktopOct 2024: 5 CVEs · 0 critical · 0 now in CISA KEV · rank #147 · mostly Mattermost, Mattermost ServerNov 2024: not on the top 200 that monthDec 2024: 5 CVEs · 0 critical · 0 now in CISA KEV · rank #128 · mostly Mattermost, Mattermost Server, Mattermost MobileJan 2025: 12 CVEs · 0 critical · 0 now in CISA KEV · rank #62 · mostly Mattermost, Mattermost Server, Mattermost MobileFeb 2025: 6 CVEs · 3 critical · 0 now in CISA KEV · rank #120 · mostly Mattermost, Mattermost ServerMar 2025: 9 CVEs · 0 critical · 0 now in CISA KEV · rank #111 · mostly Mattermost, Mattermost Server, Mattermost DesktopApr 2025: 14 CVEs · 0 critical · 0 now in CISA KEV · rank #62 · mostly Mattermost, Mattermost Server, Ms TeamsMay 2025: 9 CVEs · 0 critical · 0 now in CISA KEV · rank #96 · mostly Mattermost, Mattermost ServerJun 2025: 7 CVEs · 1 critical · 0 now in CISA KEV · rank #117 · mostly Mattermost Server, MattermostJul 2025: not on the top 200 that monthAug 2025: 22 CVEs · 0 critical · 0 now in CISA KEV · rank #47 · mostly Confluence, Mattermost Confluence Plugin, MattermostSep 2025: 6 CVEs · 0 critical · 0 now in CISA KEV · rank #125 · mostly Mattermost, Mattermost ServerOct 2025: 8 CVEs · 0 critical · 0 now in CISA KEV · rank #125 · mostly Mattermost, Mattermost Server, Mattermost DesktopNov 2025: 11 CVEs · 2 critical · 0 now in CISA KEV · rank #73 · mostly Mattermost, Mattermost Server, Mattermost MobileDec 2025: 12 CVEs · 0 critical · 0 now in CISA KEV · rank #75 · mostly Mattermost, Mattermost Server, Mattermost DesktopJan 2026: not on the top 200 that monthFeb 2026: 10 CVEs · 0 critical · 0 now in CISA KEV · rank #91 · mostly Mattermost, Mattermost Server, ZoomMar 2026: 34 CVEs · 0 critical · 0 now in CISA KEV · rank #37 · mostly Mattermost, Mattermost Server, Ms TeamsApr 2026: 8 CVEs · 0 critical · 0 now in CISA KEV · rank #146 · mostly Mattermost, Mattermost Server, FocalboardMay 2026: 36 CVEs · 0 critical · 0 now in CISA KEV · rank #33 · mostly Mattermost, Mattermost Server, Mattermost DesktopJun 2026: 20 CVEs · 0 critical · 0 now in CISA KEV · rank #47 · mostly Mattermost, Mattermost Server, Mattermost DesktopJul 2026: 15 CVEs · 0 critical · 0 now in CISA KEV · rank #89 · mostly Mattermost, Mattermost Server, Mattermost DesktopAug 2026: 14 CVEs · 0 critical · 0 now in CISA KEV · rank #112 · mostly Mattermost, Mattermost Server, Mattermost DesktopSep 2026 so far: 19 CVEs · 0 critical · 0 now in CISA KEV · rank #57 · mostly Mattermost

In the lens

The products that kept showing up in Mattermost's monthly top three from Oct 2021 to Sep 2026. Move the lens and the list follows.

  1. Mattermost43043 months
  2. Mattermost Server28435 months
  3. Mattermost Desktop2011 months
  4. Confluence131 month
  5. Mattermost Confluence Plugin131 month
  6. Mattermost Mobile116 months
  7. Focalboard21 month
  8. Mattermost App Framework21 month
  9. Mattermost Boards21 month
  10. Ms Teams22 months

Year by year

Each year's months on the top 200 list. Pick a year to read it in the lens.

The record

Peak rank
#1 in Jun 2020
Busiest month
Jun 2020, 159 CVEs
Months with a KEV entry
0 of 44 on the list
On the top 200 list
44 of 76 monthly snapshots

We use analytics cookies to see which pages and articles actually help people. Decline and none of them run — the site works the same. What we store