CVE-2026-85421 Brocade ASCG - Broken Access Control

Brocade ASCG < 3.5.0 contains a broken access control vulnerability caused by improper enforcement of authentication and access control in the HTTPS service, letting unauthenticated attackers with network access issue control commands and modify system configurations, exploit requires network access.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.19% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Broken Access Control
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
8 October 2026
Updated
15 October 2026
Weakness
CWE-306

Vendor fix

Upgrade to version 3.5.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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