CVE-2026-87685: CWE-73: External Control of File Name or Path in Brocade Fabric OS
Description
An arbitrary file manipulation vulnerability exists in the WebTools management interface of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. This flaw allows an authenticated administrative user to manipulate system files by submitting a crafted status file parameter, potentially causing denial of service, system file destruction, host compromise, or data leakage.
CVSS v4.0
Score 8.4high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability in Brocade Fabric OS's WebTools management interface arises from improper validation and sanitization of a user-supplied status file path parameter during configuration transfer requests. An authenticated admin can exploit this by submitting a specially crafted parameter that causes the system to move arbitrary files to a world-readable temporary directory. This can result in persistent denial of service, destruction of critical system files, host compromise, or leakage of sensitive information. The affected versions are those before 9.2.2d and from 10.0.0 up to 10.0.0a1.
Potential Impact
Exploitation requires authenticated administrative access. Successful exploitation can lead to persistent denial of service, destruction of critical system files, host compromise, or sensitive data leakage. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Until a patch is available, restrict administrative access to trusted personnel and monitor for suspicious activity related to configuration transfers.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-8vxx-q3j7-g458
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-87685"]
- Database Specific Severity
- HIGH
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ac747ba2cdf04f656f9367e
Added to database: 10/08/2026, 07:35:22 UTC
Last enriched: 10/08/2026, 07:48:33 UTC
Last updated: 10/09/2026, 05:48:07 UTC
Views: 14
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.