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Description

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.

PUBLISHED Reserved 2026-04-21 | Published 2026-04-21 | Updated 2026-04-22 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Command Injection

Injection

Product status

2.6.0.1
affected

Timeline

2026-04-21:Advisory disclosed
2026-04-21:VulDB entry created
2026-04-21:VulDB entry last update

Credits

xxyNB (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/358492 (VDB-358492 | Comfast CF-N1-S Endpoint mbox-config command injection) vdb-entry technical-description

vuldb.com/vuln/358492/cti (VDB-358492 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/795203 (Submit #795203 | Comfast CF-N1-S V2.6.0.1 Authenticated Command Injection) third-party-advisory

github.com/...Lab/-/blob/main/Comfast-CF-N1-S-Router-VUDB.md exploit

cve.org (CVE-2026-6799)

nvd.nist.gov (CVE-2026-6799)

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