CVE-2026-77853 - Vulnerability Details - OpenCVE

Improper neutralization of special elements used in an OS command ('OS Command Injection') issue exists in FF-RFI079I4 and FF-RFI078I4. A user who can log in to the product's M-Plane (NETCONF) may execute arbitrary OS commands.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.01029.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://5g.liteon.com/security/flexfi/
https://jvn.jp/en/jp/JVN02049764/

History

Tue, 15 Sep 2026 09:00:00 +0000

Type	Values Removed	Values Added
Description		Improper neutralization of special elements used in an OS command ('OS Command Injection') issue exists in FF-RFI079I4 and FF-RFI078I4. A user who can log in to the product's M-Plane (NETCONF) may execute arbitrary OS commands.
Weaknesses		CWE-78
References		https://5g.liteon.com/security/flexfi/ https://jvn.jp/en/jp/JVN02049764/
Metrics		cvssV3_0 `{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}` cvssV4_0 `{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: jpcert

Published: 2026-09-15T08:49:58.307Z

Updated: 2026-09-15T13:31:40.999Z

Reserved: 2026-09-07T08:29:54.584Z

Link: CVE-2026-77853

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-15T09:16:44.067

Modified: 2026-09-15T09:16:44.067

Link: CVE-2026-77853

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-78

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