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October 2026

CVEs published October 21, 2026

549 CVEs were published on October 21, 2026: 56 critical, 216 high. 2 are now in CISA KEV.

Published
549
Critical
56
High
216
Medium
249
Low
28
Unrated
0
Now in CISA KEV
2
Fix available
363

Most affected products

Apache Software Foundation Apache bRPC
35
triggerdotdev trigger.dev
21
Apache Software Foundation Apache Traffic Server
15
Splunk SOAR
15
Apache Software Foundation Apache Pulsar
14
Splunk Enterprise
14
Progressive Robot hMailServer
12
GitLab
11
polonel trudesk
11
python-pillow Pillow · pillow
11

Critical 56

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High 216

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Medium, low and unrated 277

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