PT-2026-29345 · Sonicwall · Sonicwall Email Security Appliance

Brian Mariani · Published 2026-03-31 · Updated 2026-03-31 · CVE-2026-3469

Positive Technologies · (AI Summary)

CVSS v3.1

2.7

Low

AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions SonicWall Email Security appliance (affected versions not specified)

Description The SonicWall Email Security appliance contains a flaw related to improper input validation. A remote, authenticated attacker with admin privileges can exploit this to make the application unresponsive, resulting in a denial-of-service (DoS) condition.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2026-3469

Affected Products

Sonicwall Email Security Appliance

References · 3

• https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0002 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-3469 · Security Note
• https://twitter.com/cyberbivash/status/2039100947457061062 · Twitter Post