Stored Cross-Site Scripting Vulnerability in WatchGuard Dimension
CVE-2026-78616

4.8MEDIUM

Key Information:

Vendor

Watchguard

Status
Dimension
Vendor
CVE Published:
27 August 2026

Badges

👾 Exploit Exists

What is CVE-2026-78616?

A Stored Cross-Site Scripting (XSS) vulnerability exists in the Trusted Certification Authority (CA) certificate configuration of WatchGuard Dimension. This flaw enables an authenticated administrator to inject and execute arbitrary JavaScript code in the web browser of another authenticated administrator, potentially leading to severe security compromises.

Affected Version(s)

Dimension 2.0 < 2.3.1

References

https://psirt.watchguard.com/CVE-2026-78616
vendor-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yukusawa18
.