CVE-2026-77004

A flaw has been found in Comfast CF-N1-S 2.6.0.1. This impacts the function sprintf of the file /cgi-bin/mbox-config?method=SET&section=ptest_sn. Executing a manipulation of the argument sn can lead to command injection. The attack can be launched remotely. The exploit has been published and may be used.

CVSS v3 7.4 HIGH
CVSS v2.0 6.5 MEDIUM

7.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.1 / Impact : 3.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope CHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/lxiansheng488-bit/-/blob/main/%E5%8E%82%E5%95%86comefast%20%20CF-N1-S%20V2.pdf
https://vuldb.com/cve/CVE-2026-77004
https://vuldb.com/submit/880584
https://vuldb.com/vuln/393623
https://vuldb.com/vuln/393623/cti

Configurations

No configuration.

History

18 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Se ha encontrado una falla en Comfast CF-N1-S 2.6.0.1. Esto afecta a la función sprintf del archivo /cgi-bin/mbox-config?method=SET&section=ptest_sn. La ejecución de una manipulación del argumento sn puede llevar a una inyección de comandos. El ataque puede lanzarse de forma remota. El exploit ha sido publicado y puede ser utilizado.

Information

Published : 2026-08-20 16:18

Updated : 2026-10-18 20:10

NVD link : CVE-2026-77004

Mitre link : CVE-2026-77004

CVE.ORG link : CVE-2026-77004

JSON object : View

Products Affected

No product.

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

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