Secure Mobile Access (SMA)
CVE-2026-4113: Observable response discrepancy in SMA1000
An observable response discrepancy vulnerability in the SonicWall SMA1000 series appliances allows a remote attacker to enumerate SSL VPN user credentials.
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityHIGHCVSS 3.1 7.2
EPSS0.60%Chance of exploitation in 30 days
Public exploitNot tracked
FixSee advisory
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| SMA1000 (Linux) 12.4 | See the advisory |
| SMA1000 (Linux) 12.5 | See the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
An observable response discrepancy vulnerability in the SonicWall SMA1000 series appliances allows a remote attacker to enumerate SSL VPN user credentials.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.