Stored Cross-Site Scripting Vulnerability in WatchGuard Dimension
CVE-2026-78047

5.1MEDIUM

Key Information:

Vendor

Watchguard

Status
Dimension
Vendor
CVE Published:
27 August 2026

Badges

👾 Exploit Exists

What is CVE-2026-78047?

A stored cross-site scripting vulnerability exists in the task scheduling feature of WatchGuard Dimension. This allows a low-privileged authenticated administrator to inject malicious HTML and JavaScript into specific fields. When other users access these fields, the injected code executes in their browser sessions, compromising user experience and potentially exposing sensitive data.

Affected Version(s)

Dimension 2.0 < 2.3.1

References

https://psirt.watchguard.com/CVE-2026-78047
vendor-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
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

Simone Paganessi (https://www.linkedin.com/in/simonepaganessi)
.