CVE-2026-2823

A vulnerability was detected in Comfast CF-E7 2.6.0.9. The impacted element is the function sub_41ACCC of the file /cgi-bin/mbox-config?method=SET&section=ntp_timezone of the component webmggnt. Performing a manipulation of the argument timestr results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 6.3 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

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/jinhao118/cve/blob/main/ComFast%20Router_3.md	Exploit Third Party Advisory
https://vuldb.com/?ctiid.346948	Permissions Required VDB Entry
https://vuldb.com/?id.346948	Third Party Advisory VDB Entry
https://vuldb.com/?submit.753871	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:comfast:cf-e7_firmware:2.6.0.9:*:*:*:*:*:*:*

cpe:2.3:h:comfast:cf-e7:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-02-20 05:17

Updated : 2026-02-20 18:48

NVD link : CVE-2026-2823

Mitre link : CVE-2026-2823

CVE.ORG link : CVE-2026-2823

JSON object : View

Products Affected

comfast

cf-e7_firmware
cf-e7

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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El proveedor fue contactado con antelaci\u00f3n sobre esta divulgaci\u00f3n, pero no respondi\u00f3 de ninguna manera."}], "lastModified": "2026-02-20T18:48:47.947", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:comfast:cf-e7_firmware:2.6.0.9:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CD577698-7790-473D-8D07-BD15D9A87DC9"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:comfast:cf-e7:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7322F6E8-0B00-4425-80AB-2CD4BAB5C69C"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}