Usage of a hard-coded cryptographic key in WatchGuard Agent allows inclusion of code into existing process
Summary
| CVE | CVE-2026-6787 |
|---|---|
| State | PUBLISHED |
| Assigner | WatchGuard |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-06 16:16:11 UTC |
| Updated | 2026-08-10 17:17:35 UTC |
| Description | Use of Hard-coded Cryptographic Key vulnerability in WatchGuard Agent on Windows allows Inclusion of Code in Existing Process. |
Risk And Classification
Primary CVSS: v4.0 8.5 HIGH from 5d1c2695-1a31-4499-88ae-e847036fd7e3
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.001130000 probability, percentile 0.016520000 (date 2026-08-11)
Problem Types: CWE-321 | CWE-321 CWE-321
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | 5d1c2695-1a31-4499-88ae-e847036fd7e3 | Secondary | 8.5 | HIGH | 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/E:X/C... |
| 4.0 | CNA | DECLARED | 8.5 | HIGH | 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 |
| 3.1 | [email protected] | Primary | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
CVSS v4.0 Breakdown
Attack Vector
LocalAttack Complexity
LowAttack Requirements
NonePrivileges Required
LowUser Interaction
NoneConfidentiality
HighIntegrity
HighAvailability
HighSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Watchguard | Agent | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | WatchGuard | WatchGuard Agent | affected 1.0.0.0 1.25.03.0000 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.watchguard.com/wgrd-psirt/advisory/WGSA-2026-00013 | 5d1c2695-1a31-4499-88ae-e847036fd7e3 | www.watchguard.com | Vendor Advisory |
| psirt.watchguard.com/CVE-2026-6787 | 5d1c2695-1a31-4499-88ae-e847036fd7e3 | psirt.watchguard.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Additional Advisory Data
Solutions
CNA: WatchGuard Agent 1.25.03.0000
Exploits
CNA: WatchGuard is not aware of any exploitation of this vulnerability in the wild.
There are currently no legacy QID mappings associated with this CVE.