CVE-2026-78617

WatchGuard Dimension Web UI Authentication Brute-Force Due to Missing Rate Limiting

Published: Aug 27, 2026Updated: Aug 28, 2026 Sources: CVE List NVDCWE-203

N/ACVSS

NVD MITRE

Description

WatchGuard Dimension's web login endpoint does not enforce effective rate-limiting or account lockout by default allowing a remote attacker to perform automated password guessing against user accounts. If the account lockout setting is enabled, brute-force attempts are blocked after a defined number of failed attempts, but this setting is not enabled by default.

No summary for this CVE yet.

Weaknesses

CWE-203 CWE-307

Affected Products

WatchGuard

commercial·US

DimensionMixed

Networking Infrastructure / firewall

Exploitability

0 exploit sources identified

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Credential Access

Discovery

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References

https://psirt.watchguard.com/CVE-2026-78617

psirt.watchguard.com

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