What is CVE-2023-26802?

CVE-2023-26802 is a critical-severity vulnerability in Dcnglobal Dcbi-Netlog-Lab, classified under Path Traversal. CVSS score: 9.8/10. Published 2023-03-26.

How severe is CVE-2023-26802?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-26802 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Dcnglobal Dcbi-Netlog-Lab

CVE-2023-26802

An issue in the component /network_config/nsg_masq.cgi of DCN (Digital China Networks) DCBI-Netlog-LAB v1.0 allows attackers to bypass authentication and execute arbitrary commands via a crafted request.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2023-03-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.487 (98.8th percentile), scored 2026-10-08.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.487 · newest: 0.487 · change: 0.000

Affected products

Dcnglobal Dcbi-Netlog-Lab
Dcnglobal Dcbi-Netlog-Lab Firmware — versions 1.0

Weakness classification (CWE)

CWE-22 — Path Traversal

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

github.com/winmt/my-vuls/tree/main/DCN DCBI-Netlog-LAB (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-26802?: CVE-2023-26802 is a critical-severity vulnerability in Dcnglobal Dcbi-Netlog-Lab, classified under Path Traversal. CVSS score: 9.8/10. Published 2023-03-26.
How severe is CVE-2023-26802?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-26802 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.