CVE-2026-78047

Medium

Description

A stored cross-site scripting (XSS) vulnerability in WatchGuard Dimension's task scheduling feature allows a low-privileged authenticated administrator to inject arbitrary HTML/JavaScript into these fields, which then executes in the browser session of any other user.

SeverityMedium

CVSS5.1

Exploit probability—

ProductDimension

PublishedAug 28, 2026

First seenAug 28, 2026

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Update

WatchGuard Dimension2.3.1 or later

Vendor advisories

psirt.watchguard.com/CVE-2026-78047

Affected products

Product	Affected versions	Fixed in
WatchGuard Dimension	2.0 ≤ v < 2.3.1	2.3.1

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