CVE-2026-78615: CWE-79 in WatchGuard Dimension
Description
CVE-2026-78615 is a reflected Cross-Site Scripting (XSS) vulnerability in WatchGuard Dimension's report detail page. It allows an attacker to execute arbitrary JavaScript in the browser of an authenticated user via a specially crafted URL. The vulnerability affects version 2.0 of WatchGuard Dimension. The CVSS 4.0 base score is 4.6, indicating medium severity. No official patch or remediation guidance is currently available from the vendor. There are no known exploits in the wild at this time.
CVSS v4.0
Score 4.6medium
Affected software
WatchGuard
Dimension
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is a reflected XSS (CWE-79) in the report detail page of WatchGuard Dimension version 2.0. An attacker can craft a URL that, when visited by an authenticated user, executes arbitrary JavaScript in the user's browser. This could potentially be used to perform actions on behalf of the user or steal session information, but the CVSS vector indicates no privileges required and user interaction is necessary. The vulnerability is publicly disclosed but no official fix or mitigation has been provided yet.
Potential Impact
An attacker can execute arbitrary JavaScript in the context of an authenticated user's browser session by tricking the user into clicking a malicious link. This could lead to session hijacking or unauthorized actions within the application. However, exploitation requires the user to be authenticated and to interact with the malicious URL. The CVSS score of 4.6 reflects a medium impact with low complexity and no privileges required.
Mitigation Recommendations
No official patch or remediation guidance is currently available from WatchGuard. Patch status is not yet confirmed—check the vendor advisory for current remediation guidance. Until a fix is released, users should be cautious about clicking untrusted links and consider restricting access to the report detail page to trusted users only.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WatchGuard
- Date Reserved
- 2026-08-24T21:18:44.605Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a90ed8eacd9273b49475536
Added to database: 08/28/2026, 02:08:14 UTC
Last enriched: 09/10/2026, 03:38:32 UTC
Last updated: 10/11/2026, 18:48:22 UTC
Views: 99
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.