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May 2026

CVEs published May 19, 2026

205 CVEs were published on May 19, 2026: 29 critical, 79 high.

Published
205
Critical
29
High
79
Medium
85
Low
10
Unrated
2
Now in CISA KEV
0
Fix available
113

Most affected products

Mozilla Firefox · Mozilla Thunderbird
29
Apache Software Foundation Apache OFBiz
17
OpenHarmony
10
Red Hat build of Keycloak · org.keycloak:keycloak-services
9
Samsung Open Source Escargot
9
mantisbt · mantisbt/mantisbt
7
Ctrlpanel-gg panel
6
strukturag libheif
6
Nozomi Networks Guardian · Nozomi Networks CMC
5
ScadaBR
4

Critical 29

High 79

Medium, low and unrated 97