Home/CVE/Incorrect permission assignment for a resource in the patch management component of the WatchGuard Agent on Windows allo
CVE

CVE-2026-41288

Incorrect permission assignment for a resource in the patch management component of the WatchGuard Agent on Windows allo

Incorrect permission assignment for a resource in the patch management component of the WatchGuard Agent on Windows allows an authenticated local user to elevate their privileges to NT AUTHORITY\\SYSTEM.

HIGH · CVSS 7.8 EPSS 0.00012
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules5 YARA rules0
⬡

Weakness Classification

CWE-732Incorrect Permission Assignment for Critical Resource
▤

Affected Products & Versions

1
watchguard agent< 1.25.03.0000
◈

Sigma Hunt Rules

5
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalWMI Backdoor Exchange Transport Agent
productcriticalHackTool - BabyShark Agent Default URL Pattern
producthighSuspicious Windows Update Agent Empty Cmdline
producthighSuspicious BitLocker Access Agent Update Utility Execution
producthighAtera Agent Installation
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · 5d1c2695-1a31-4499-88ae-e847036fd7e3
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 May 2026 · 04:16 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.watchguard.com/wgrd-psirt/advisory/WGSA-2026-00011Not Applicable
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