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October 2026

CVEs published October 27, 2026

624 CVEs were published on October 27, 2026: 87 critical, 293 high. Browse them by severity, product and exploitation status.

Published
624
Critical
87
High
293
Medium
217
Low
27
Unrated
0
Now in CISA KEV
0
Fix available
332

Most affected products

Mozilla Firefox · Mozilla Thunderbird
165
Google Chrome
52
SemanticMediaWiki
20
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 87

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High 293

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Medium, low and unrated 244

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