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CVE-2026-3798

Comfast CF-AC100 Request Path mbox-config sub_44AC14 command injection

Published: Mar 9, 2026Updated: Apr 29, 2026 Sources: CVE List NVDCWE-74
NVD MITRE
4.7CVSSMEDIUM
EPSS Score
13.5%
Top 4.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

A vulnerability was detected in Comfast CF-AC100 2.6.0.8. This affects the function sub_44AC14 of the file /cgi-bin/mbox-config?method=SET&section=ping_config of the component Request Path Handler. The manipulation results in command injection. The attack may be launched 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 Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-74CWE-77

Affected Products

cf-ac100 firmwarecomfast
Embedded
Hardware Firmware / network-adapter
CF-AC100Comfast
Embedded
Hardware Firmware / network-adapter
comfastcommercialHardware Firmwareaka comfast cf-n1, cf-xr11 firmware, cf-n1

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://github.com/jinhao118/cve/blob/main/ComFast%20CF-AC100-V2.6.0.8_1.md
github.com
https://vuldb.com/?ctiid.349765
vuldb.com
https://vuldb.com/?id.349765
vuldb.com
and 1 more references View all →

Timeline

Published
Mar 9, 2026
Last Updated
Apr 29, 2026

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