CVE-2026-6799

MEDIUM 6.3

Comfast CF-N1-S Endpoint mbox-config command injection

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

A security flaw has been discovered in Comfast CF-N1-S 2.6.0.1. Affected by this issue is some unknown functionality of the file /cgi-bin/mbox-config?method=SET&section=ping_config of the component Endpoint. Performing a manipulation of the argument destination results in command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-77 CWE-74
Vendor	comfast
Product	cf-n1-s
Published	Apr 21, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Comfast / CF-N1-S

2.6.0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/358492 vuldb.com: https://vuldb.com/vuln/358492/cti vuldb.com: https://vuldb.com/submit/795203 github.com: https://github.com/Blackhole23-Lab/-/blob/main/Comfast-CF-N1-S-Router-VUDB.md

Credits

🔍 xxyNB (VulDB User) VulDB CNA Team