Product of SonicWall

SonicWall Email Security

As of , 3 SonicWall Email Security vulnerabilities are on CISA's list of exploited vulnerabilities, 3 of them used in ransomware campaigns; 0 were added in 2026. Patch first: CVE-2021-20021.

Patch first

Patch first
#VulnerabilityProductOur groupListedDeadlineEPSS
1CVE-2021-20021Improper Privilege ManagementSonicWall SonicWall Email SecurityPatch this weekRansomware use; EPSS 0.890.89
2CVE-2021-20023Path TraversalSonicWall SonicWall Email SecurityPatch this weekRansomware use; EPSS 0.520.52
3CVE-2021-20022Unrestricted Upload of FileSonicWall SonicWall Email SecurityPatch this weekRansomware use0.17

Added each year

1232021: 3320212022: nonenone20222023: nonenone20232024: nonenone20242025: nonenone20252026: nonenone2026
Entries CISA added each year, removed ones included. Source: CISA KEV.
Show the numbers
Periodentries added
20213
2022none
2023none
2024none
2025none
2026none

Used in ransomware