What is CVE-2023-41027?

CVE-2023-41027 is a high-severity vulnerability in Juplink Rx4-1500, classified under CWE-210. CVSS score: 8.0/10. Published 2023-09-22.

How severe is CVE-2023-41027?

High severity. CVSS v3 base score is 8.0 out of 10.

Information disclosure in Juplink Rx4-1500

CVE-2023-41027

Credential disclosure in the '/webs/userpasswd.htm' endpoint in Juplink RX4-1500 Wifi router firmware versions V1.0.4 and V1.0.5 allows an authenticated attacker to leak the password for the administrative account via requests to the vulnerable endpoint.

Published 2023-09-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.6th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Juplink Rx4-1500 — versions V1.0.5, V1.0.4
Juplink Rx4-1500 Firmware — versions 1.0.4, 1.0.5

Weakness classification (CWE)

References

blog.exodusintel.com/2023/09/18/juplink-rx4-1500-credential-disclosure-vulnerab… (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2023-41027?: CVE-2023-41027 is a high-severity vulnerability in Juplink Rx4-1500, classified under CWE-210. CVSS score: 8.0/10. Published 2023-09-22.
How severe is CVE-2023-41027?: High severity. CVSS v3 base score is 8.0 out of 10.