CVE-2026-87661: CWE-93: Improper Neutralization of ADL Characters ('HTTP Response Splitting / Command Injection via Newlines') in Brocade Fabric OS
Description
CVE-2026-87661 is a vulnerability in Brocade Fabric OS that affects versions before 9.2.2d and from 10.0.0 through 10.0.0a1. It involves improper neutralization of ADL characters in Apache configuration data during service setup or re-initialization. An attacker who can corrupt this configuration can prevent the web management service from starting or recovering, causing a persistent denial of service (DoS) on the administrative web interface.
CVSS v4.0
Score 6.8medium
Affected software
Brocade
Fabric OS
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Brocade Fabric OS versions prior to 9.2.2d and versions 10.0.0 through 10.0.0a1 accept Apache configuration file data directly during service setup or re-initialization. Due to improper neutralization of ADL characters (CWE-93), an attacker able to corrupt the configuration structure can cause the web management service to fail to start or recover, resulting in a persistent denial of service condition affecting the administrative web interface.
Potential Impact
The vulnerability allows an attacker with the capability to corrupt the Apache configuration data to cause a persistent denial of service on the administrative web interface by preventing the web management service from starting or recovering. There is no indication of remote code execution or data disclosure. The impact is limited to denial of service of the web management interface.
Mitigation Recommendations
No official patch or remediation information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the configuration interfaces and ensure only trusted administrators can modify configuration data to prevent exploitation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- brocade
- Date Reserved
- 2026-09-08T22:51:12.105Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ac720c12cdf04f656e2661f
Added to database: 10/08/2026, 04:49:05 UTC
Last enriched: 10/08/2026, 05:03:45 UTC
Last updated: 10/08/2026, 05:08:14 UTC
Views: 3
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