HOMEVULNERABILITIESCVE-2026-2823
HIGH

CVE-2026-2823

CWE-74Published: February 20, 2026· Updated: Feb 20, 2026

8.8
CVSS v3.1
EPSS:0.23%probability of exploitation in 30 daysPercentile:45.3th

Official Description

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.

NVD Source

Technical Analysis

CVE-2026-2823 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

comfast2 products
cf-e7 firmwarecf-e7
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (4)

https://vuldb.com/?ctiid.346948Permissions Required · VDB Entry
https://vuldb.com/?id.346948Third Party Advisory · VDB Entry
https://vuldb.com/?submit.753871Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2026-2823
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-74
CISA KEVNo
EPSS (30d)0.23%
Affected1 vendor
PublishedFeb 20, 2026

Related CVEs (CWE-74)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-2823 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.