Medium · 6.1 CVE-2026-66146 EUVD-2026-56939GHSA-4hvc-qq88-xc6c

Multiple Cross-Site Scripting (XSS) vulnerabilities were identified in GMS 9.5.1 (Build 9510.1044) and earlier versions that allow a remote…

Published Aug 11, 2026 · Updated Aug 11, 2026 · Assigned by sonicwall

Vendor: SonicWall Product: GMS Category: Network devices

Description

Multiple Cross-Site Scripting (XSS) vulnerabilities were identified in GMS 9.5.1 (Build 9510.1044) and earlier versions that allow a remote attacker to execute javascript script in a user's browser.

Affected products

Vendor	Product	Affected	Fixed
SonicWall	GMS	9.5.1 and earlier versions	—

Advisories 1

WID-SEC-2026-2764 SonicWall GMS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2026

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0011 vendor-advisory