CVE-2026-77853 Details
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.
A command injection vulnerability has been identified in Lite-On O-RU models FF-RFI079I4 and FF-RFI078I4, all firmware versions prior to v02.01.15. This vulnerability allows users with login access to the product's M-Plane (NETCONF) to execute arbitrary operating system commands.
Users are advised to update the firmware to the latest version available. Instructions for updating can be found on the Lite-On Product Security Advisory page.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 15, 2026CISA-ADP
Assessed Sep 15, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://5g.liteon.com/security/flexfi/ | [email protected] | Vendor |
| https://jvn.jp/en/jp/JVN02049764/ | [email protected] | AdvisoryBundleRemedy |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| LITEON FF-RFI079I4 | < 02.01.15 (semver) |
CPE
Remediation
| |
| LITEON FF-RFI078I4 | < 02.01.15 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 15, 2026 | CVE Modified | CISA-ADP |
| Sep 15, 2026 | New CVE Received | [email protected] |