Brocade Fabric OS File Content os command injection

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Brocade Fabric OS. The affected element is an unknown function of the component File Content Handler. The manipulation leads to os command injection. This vulnerability is uniquely identified as CVE-2026-0383. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability was found in Brocade Fabric OS (affected version not known) and classified as problematic. This issue affects some unknown functionality of the component File Content Handler. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality. The summary by CVE is:

A vulnerability in Brocade Fabric OS could allow an authenticated, local attacker with privileges to access the Bash shell to access insecurely stored file contents including the history command.

The advisory is shared at support.broadcom.com. The identification of this vulnerability is CVE-2026-0383 since 11/05/2025. The exploitation is known to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 299689 (Brocade Fabric OS < 9.2.1c2 / 9.2.2 < 9.2.2b / 10.0.0 Information Disclosure (CVE-2026-0383)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (299689) and EUVD (EUVD-2026-5262). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 299689
Nessus Name: Brocade Fabric OS < 9.2.1c2 / 9.2.2 < 9.2.2b / 10.0.0 Information Disclosure (CVE-2026-0383)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

11/05/2025 CVE reserved
02/03/2026 +90 days Advisory disclosed
02/03/2026 +0 days VulDB entry created
02/20/2026 +17 days VulDB entry last update

Sourcesinfo

Advisory: support.broadcom.com
Status: Confirmed

CVE: CVE-2026-0383 (🔒)
GCVE (CVE): GCVE-0-2026-0383
GCVE (VulDB): GCVE-100-343877
EUVD: 🔒

Entryinfo

Created: 02/03/2026 08:04
Updated: 02/20/2026 19:18
Changes: 02/03/2026 08:04 (64), 02/07/2026 05:35 (1), 02/07/2026 06:21 (11), 02/20/2026 19:18 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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