What is CVE-2026-28747?

CVE-2026-28747 is a high-severity vulnerability in Milesight Ms-C2964-Rflpc, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.1/10. Published 2026-04-27.

How severe is CVE-2026-28747?

High severity. CVSS v3 base score is 7.1 out of 10.

Auth bypass in Milesight Ms-C2964-Rflpc

CVE-2026-28747

A weak key generation vulnerability exists in specific firmware versions of Milesight AIOT cameras allows authorization to be bypassed.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2026-04-27 · last modified 2026-07-25.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (18.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

Milesight Ms-C2964-Rflpc — versions 0
Milesight Ms-C2966-Rflwpc — versions 0
Milesight Ms-C2966-X12rlpc — versions 0
Milesight Ms-C2966-X12rlvpc — versions 0
Milesight Ms-C2972-Rflpc — versions 0
Milesight Ms-C5321-Fpe — versions 0
Milesight Ms-C5361-X12lpc — versions 0
Milesight Ms-C5366-X12lpc — versions 0
Milesight Ms-C5366-X12lvpc — versions 0
Milesight Ms-C8477-Hpg1 — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

Frequently asked questions

What is CVE-2026-28747?: CVE-2026-28747 is a high-severity vulnerability in Milesight Ms-C2964-Rflpc, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.1/10. Published 2026-04-27.
How severe is CVE-2026-28747?: High severity. CVSS v3 base score is 7.1 out of 10.