CVE-2026-57910
Received Received - Intake

Authentication Bypass in WatchGuard Agent Leads to RCE

Vulnerability report for CVE-2026-57910, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-25

Last updated on: 2026-08-25

Assigner: WatchGuard Technologies, Inc.

Description

Improper authentication in the WatchGuard Agent allows an unauthenticated attacker with network access to cause the agent to execute arbitrary code with elevated privileges.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published
2026-08-25
Last Modified
2026-08-25
Generated
2026-08-25
AI Q&A
2026-08-25
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-494 The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code.
CWE-306 The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
CWE-347 The product does not verify, or incorrectly verifies, the cryptographic signature for data.

Attack-Flow Graph

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Executive Summary

This vulnerability is an improper authentication issue in the WatchGuard Agent. An unauthenticated attacker with network access can exploit it to execute arbitrary code with elevated privileges on the affected system.

Detection Guidance

Detecting this vulnerability requires monitoring for unauthorized network access to the WatchGuard Agent. Check for unexpected network traffic patterns or connections to the agent's service ports. Review logs for signs of unauthenticated requests or code execution attempts.

Impact Analysis

An attacker could gain control of your system, install malware, steal data, or perform other malicious actions with the same privileges as the WatchGuard Agent.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, potentially violating GDPR, HIPAA, or other regulations that require strict access controls and data protection measures.

Mitigation Strategies

Immediately apply the latest security patches or updates for the WatchGuard Agent. Restrict network access to the agent using firewalls or network segmentation. Disable unnecessary services or ports associated with the agent if not required.

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