Is CVE-2026-3798 in the CISA KEV catalog?

No. CVE-2026-3798 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-3798?

CVE-2026-3798 has a CVSS v3 base score of 4.7 (MEDIUM).

What is the EPSS score for CVE-2026-3798?

CVE-2026-3798 has an EPSS score of 13.48% (96th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-3798

MEDIUMEPSS 96th pctl

4.7

CVSS v3

NVD

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.

CWE-74 CWE-77Command Injection

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

Exploit Intelligence

13.48%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.