CVE-2026-78618
Deferred Deferred - Pending Action

Authenticated Administrator Business Logic Flaw in WatchGuard Dimension

Publication date: 2026-08-28

Last updated on: 2026-08-28

Assigner: WatchGuard Technologies, Inc.

Description
A business logic flaw in WatchGuard Dimension allows an authenticated administrator to trigger multiple backend operations within a single logical flow by sending a specially crafted request.

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Meta Information

Published
2026-08-28
Last Modified
2026-08-28
Generated
2026-09-17
AI Q&A
2026-08-28
EPSS Evaluated
2026-09-15
NVD
CVE-2026-78618
EUVD
EUVD-2026-67344

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
watchguard dimension From 2.0 (inc) to 2.3.1 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-841 The product supports a session in which more than one behavior must be performed by an actor, but it does not properly ensure that the actor performs the behaviors in the required sequence.
CWE-284 The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

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Executive Summary

This is a business logic flaw in WatchGuard Dimension where an authenticated administrator can send a specially crafted request to trigger multiple backend operations in a single flow. It stems from improper validation and isolation of user-controlled object data across requests, potentially enabling unauthorized backend operations.

Detection Guidance

Detecting this vulnerability requires checking WatchGuard Dimension versions and monitoring for unusual backend operations. Verify installed versions with administrative commands or logs. Look for multiple backend operations triggered by a single request, especially from authenticated admin accounts.

Impact Analysis

The vulnerability could allow unauthorized execution of backend operations, leading to state manipulation, privilege abuse, or bypass of intended workflow restrictions. This might compromise system integrity or allow attackers to perform actions beyond their authorized permissions.

Compliance Impact

The vulnerability could enable unauthorized execution of backend operations, potentially leading to state manipulation or privilege abuse. This may result in unauthorized access to sensitive data, which could violate compliance requirements under GDPR (data protection) or HIPAA (healthcare data privacy).

Mitigation Strategies

Upgrade WatchGuard Dimension to version 2.3.1 or later immediately. If upgrading is not possible, restrict administrative access to trusted users only and monitor backend operations for suspicious activity. Disable unnecessary workflows that could be exploited.

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