Improper input validation in Sonicwall Email Security
CVE-2026-3469
A denial-of-service (DoS) vulnerability exists due to improper input validation in the SonicWall Email Security appliance, allowing a remote authenticated attacker as admin user to cause the application to become unresponsive.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.004 (31.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Sonicwall Email Security — versions 10.0.34.8215 and earlier versions, 10.0.34.8223 and earlier versions
- Sonicwall Email_security
- Sonicwall Esa5000
- Sonicwall Esa5050
- Sonicwall Esa7000
- Sonicwall Esa7050
- Sonicwall Esa9000
Weakness classification (CWE)
References
- PSIRT@sonicwall.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-3469?
- CVE-2026-3469 is a low-severity vulnerability in Sonicwall Email Security, classified under Improper Input Validation. CVSS score: 2.7/10. Published 2026-03-31.
- How severe is CVE-2026-3469?
- Low severity. CVSS v3 base score is 2.7 out of 10.