CVE-2026-57910 PUBLISHED

WatchGuard Agent improper authentication allows unauthenticated remote code execution

Assigner: WatchGuard
Reserved: 26.06.2026 Published: 25.08.2026 Updated: 25.08.2026

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

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	WatchGuard
Product	WatchGuard Agent
Versions	Default: unaffected affected from 0 to 1.25.13.0000 (excl.)

Exploits

WatchGuard is not aware of any exploitation of this vulnerability in the wild.

Solutions

WatchGuard Agent 1.17.02.0000, WatchGuard Agent 1.17.21.0000, WatchGuard Agent 1.25.13.0000

References

https://psirt.watchguard.com/CVE-2026-57910

Problem Types

CWE-306 CWE
CWE-347 CWE
CWE-494 CWE