CVE-2026-6787

Usage of a hard-coded cryptographic key in WatchGuard Agent allows inclusion of code into existing process

Published May 6, 2026 CVSS 4.0 · 8.5 High EPSS < 1% KEV · Not listed
Description
Use of Hard-coded Cryptographic Key vulnerability in WatchGuard Agent on Windows allows Inclusion of Code in Existing Process.

Remediation

Vendor Solution

WatchGuard Agent 1.25.03.0000

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description Use of Hard-coded Cryptographic Key vulnerability in WatchGuard Agent on Windows allows Inclusion of Code in Existing Process.This issue affects WatchGuard Agent: before 1.25.03.0000. Use of Hard-coded Cryptographic Key vulnerability in WatchGuard Agent on Windows allows Inclusion of Code in Existing Process.
First Time appeared Watchguard watchguard Agent
CPEs cpe:2.3:a:watchguard:single_watchguard_agent:*:*:*:*:*:*:*:* cpe:2.3:a:watchguard:watchguard_agent:*:*:*:*:*:*:*:*
Vendors & Products Watchguard watchguard Agent
References
Type Values Removed Values Added
First Time appeared Watchguard agent
CPEs cpe:2.3:a:watchguard:agent:*:*:*:*:*:windows:*:*
Vendors & Products Watchguard agent
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Use of Hard-coded Cryptographic Key vulnerability in WatchGuard Agent on Windows allows Inclusion of Code in Existing Process.This issue affects WatchGuard Agent: before 1.25.03.0000.
Title Usage of a hard-coded cryptographic key in WatchGuard Agent allows inclusion of code into existing process
First Time appeared Watchguard
Watchguard single Watchguard Agent
Weaknesses CWE-321
CPEs cpe:2.3:a:watchguard:single_watchguard_agent:*:*:*:*:*:*:*:*
Vendors & Products Watchguard
Watchguard single Watchguard Agent
References
Metrics cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
WatchGuard
Published
Updated
Aug 10, 2026, 4:59 PM
Reserved
Apr 21, 2026, 1:21 PM
Status
Modified
Published
May 6, 2026, 4:16 PM
Modified
Oct 26, 2026, 7:10 PM