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October 2026

CVEs published October 27, 2026

629 CVEs were published on October 27, 2026: 67 critical, 179 high.

Published
629
Critical
67
High
179
Medium
172
Low
30
Unrated
181
Now in CISA KEV
0
Fix available
340

Most affected products

Mozilla Firefox · Mozilla Thunderbird
165
Google Chrome
52
SemanticMediaWiki
21
WatchGuard Fireware OS
17
asterisk · certified-asterisk
16
redaxo core
13
Dell PowerProtect Data Domain
10
Adobe Campaign Classic
8
Hitachi HiRDB Server
7
Mozilla Thunderbird
7

Critical 67

High 179

Medium, low and unrated 383