CVE-2026-9585

Unauthenticated Reflected Cross-Site Scripting (XSS) in Switchvox SMB Web Portal

Published Jul 17, 2026 CVSS 4.0 · 8.6 High EPSS < 1% KEV · Not listed
Description
An unauthenticated reflected cross-site scripting (XSS) vulnerability exists in Sangoma Switchvox SMB Edition version 8.3 (104997). The application fails to properly sanitize the portal parameter supplied to the invalid_browser and invalid_browser_login handlers. User-supplied data is reflected into JavaScript generated by the application, allowing attacker-controlled script execution within a victim's browser.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Sangoma
Sangoma switchvox Smb Edition
Vendors & Products Sangoma
Sangoma switchvox Smb Edition
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 An unauthenticated reflected cross-site scripting (XSS) vulnerability exists in Sangoma Switchvox SMB Edition version 8.3 (104997). The application fails to properly sanitize the portal parameter supplied to the invalid_browser and invalid_browser_login handlers. User-supplied data is reflected into JavaScript generated by the application, allowing attacker-controlled script execution within a victim's browser.
Title Unauthenticated Reflected Cross-Site Scripting (XSS) in Switchvox SMB Web Portal
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:L/SI:L/SA:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
SRA
Published
Updated
Jul 17, 2026, 4:39 PM
Reserved
May 26, 2026, 1:03 PM
Status
Deferred
Published
Jul 17, 2026, 5:17 PM
Modified
Oct 24, 2026, 8:10 PM