CVE-2025-40604
Download of Code Without Integrity Check Vulnerability in the SonicWall Email Security appliance loads root filesystem images without verifying signatures, allowing attackers with VMDK or datastore access to modify system files and gain persistent arbitrary code execution.
- CVSS 3.1
- 9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-25)
- CWE
- CWE-494
- Published
- Modified
- Record from
- the NVD, synced
Affected
- sonicwall:email_security_appliance_5000_firmware
- sonicwall:email_security_appliance_5050_firmware
- sonicwall:email_security_appliance_7000_firmware
- sonicwall:email_security_appliance_7050_firmware
- sonicwall:email_security_appliance_9000_firmware