CVE-2026-94587

Q: How do I fix CVE-2026-94587?

Upgrade fabric operating system to 10.0.1 or later.

Q: Is CVE-2026-94587 being actively exploited?

Not that we know of. CVE-2026-94587 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.19% is the estimated probability that it will be exploited in the next 30 days. That is higher than 8% of all scored CVEs.

Q: How severe is CVE-2026-94587?

CVE-2026-94587 has a CVSS v3 base score of 4.5, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2026-94587 affect?

Published advisories record a fix for fabric operating system (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

MEDIUM

4.5

CVSS v3

NVD

Description

A buffer overflow vulnerability exists in the WebTools administrative interface handling configuration download or file transfer operations of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. An authenticated user with permissions to perform configuration downloads using remote server profiles can overflow stack buffers causing a crash of the weblinker daemon.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available

fabric operating systemNVD

Affected:>= 10.0.0, < 10.0.1Fixed in:10.0.1CVE-2026-94587derived from NVD

Affected:< 9.2.2dFixed in:9.2.2dCVE-2026-94587derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.19%probability of exploitation in 30 days

8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Vendor Advisory1

support.broadcom.com

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0195	Medium	6.8	100%	-	Fix
CVE-2017-7269	Critical	9.8	100%	KEV	-
CVE-2019-11043	High	8.7	100%	KEV + Ransom	Fix
CVE-2011-4862	High	10.0	95%	-	Fix
CVE-2022-3786	High	7.5	92%	-	Fix
CVE-2009-3023	High	9.0	91%	-	-

Common questions

How do I fix CVE-2026-94587?

Upgrade fabric operating system to 10.0.1 or later.

Is CVE-2026-94587 being actively exploited?

Not that we know of. CVE-2026-94587 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.19% is the estimated probability that it will be exploited in the next 30 days. That is higher than 8% of all scored CVEs.

How severe is CVE-2026-94587?

CVE-2026-94587 has a CVSS v3 base score of 4.5, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-94587 affect?

Published advisories record a fix for fabric operating system (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2026-94587

Markdown

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-10-14.