4.8

CVE-2026-3468: sonicwall email_security Cross-site Scripting

CVSS: 4.8v3.1MediumAnalyzed
Published 31-03-2026Last modified 31-03-2026
Open JSON

Vulnerability summary

CVE-2026-3468 is a medium (CVSS 4.8) Cross-site Scripting vulnerability in sonicwall email_security. EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 20.1% of scored vulnerabilities.

Overall risk
19/100
0100
Low · default modelHow is this calculated?
CVSS score
4.8/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.29%
0%100%
Low · +0.06 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 31-03-2026
    PublishedVulnerability first disclosed.
  2. 31-03-2026
    Last modifiedVulnerability information updated.

Description

A stored Cross-Site Scripting (XSS) vulnerability has been identified in the SonicWall Email Security appliance due to improper neutralization of user-supplied input during web page generation, allowing a remote authenticated attacker as admin user to potentially execute arbitrary JavaScript code.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.29%

Chance of exploitation in the next 30 days

Percentile

20%

Versus all other CVEs

30-day change

+0.06 pp

From 0.23% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.29%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Sonicwall1 product
  • email_security10.0.34.8215 and earlier versions | 10.0.34.8223 and earlier versions | < 10.0.35.8405

1 vendor · 1 product

References

1 links