What is CVE-2026-1223?

CVE-2026-1223 is a medium-severity vulnerability in Browan Communications Prismx Mx100 Ap Controller, classified under Insufficiently Protected Credentials. CVSS score: 4.9/10. Published 2026-01-20.

How severe is CVE-2026-1223?

Medium severity. CVSS v3 base score is 4.9 out of 10.

Vulnerability in Browan Communications Prismx Mx100 Ap Controller

CVE-2026-1223

PrismX MX100 AP controller developed by BROWAN COMMUNICATIONS has an Insufficiently Protected Credentials vulnerability, allowing privileged remote attackers to allowing authenticated remote attackers to obtain SMTP plaintext passwords through the web frontend.

Published 2026-01-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (34.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Browan Communications Prismx Mx100 Ap Controller — versions 0

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

www.twcert.org.tw/tw/cp-132-10642-3b808-1.html (third-party-advisory)
www.twcert.org.tw/en/cp-139-10643-2f8d7-2.html (third-party-advisory)

Frequently asked questions

What is CVE-2026-1223?: CVE-2026-1223 is a medium-severity vulnerability in Browan Communications Prismx Mx100 Ap Controller, classified under Insufficiently Protected Credentials. CVSS score: 4.9/10. Published 2026-01-20.
How severe is CVE-2026-1223?: Medium severity. CVSS v3 base score is 4.9 out of 10.