CVE-2026-85486: brocade active Code Injection — Fix

Description

Brocade ASCG before 3.5.0 improperly processes user input by evaluating form data prior to validation. When an authenticated user submits a configuration form, the submitted text could immediately be processed. A malicious actor with basic access can supply crafted input to execute arbitrary code on the server and take control of the application.

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CVSS v3.1 Score

8.0

HIGH

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0029

Probability of exploitation

0.22%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-95 CWE-95

Affected Products

Vendor	Product	Versions
broadcom	brocade_active_support_connectivity_gateway	< 3.5.0

References

Advisories & Patches

https://support.broadcom.com/external/content/SecurityAdvisories/0/38381

Frequently Asked Questions

What is CVE-2026-85486? +

Brocade ASCG before 3.5.0 improperly processes user input by evaluating form data prior to validation. When an authenticated user submits a configuration form, the submitted text could immediately be processed. A malicious actor with basic access can supply crafted input to execute arbitrary code on the server and take control of the application. It has a CVSS v3.1 base score of 8.0 (HIGH).

How severe is CVE-2026-85486? +

CVE-2026-85486 has a CVSS v3.1 score of 8.0 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0029, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-85486? +

CVE-2026-85486 affects products from broadcom, specifically: brocade_active_support_connectivity_gateway. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-85486? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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