What is CVE-2026-4536?

CVE-2026-4536 is a high-severity vulnerability in Acrel Environmental Monitoring Cloud Platform, classified under Improper Access Control. CVSS score: 7.3/10. Published 2026-03-22.

How severe is CVE-2026-4536?

High severity. CVSS v3 base score is 7.3 out of 10.

Arbitrary file upload in Acrel Environmental Monitoring Cloud Platform

CVE-2026-4536

A vulnerability was found in Acrel Environmental Monitoring Cloud Platform 1.1.0. This issue affects some unknown processing. Performing a manipulation results in unrestricted upload. The attack may be initiated remotely. The exploit has b…

EPSS: 0.001 (18.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Acrel Environmental Monitoring Cloud Platform — versions 1.1.0

Weakness classification (CWE)

References

VDB-352324 | Acrel Environmental Monitoring Cloud Platform unrestricted upload (vdb-entry)
VDB-352324 | CTI Indicators (IOB, IOC, TTP) (signature, permissions-required)
Submit #774423 | Acrel Co., Ltd 安科瑞环保用电监管云平台 1.1.0 Unauthorized File Upload Vulnerability (third-party-advisory)
cna@vuldb.com (exploit, broken-link)

Frequently asked questions

What is CVE-2026-4536?: CVE-2026-4536 is a high-severity vulnerability in Acrel Environmental Monitoring Cloud Platform, classified under Improper Access Control. CVSS score: 7.3/10. Published 2026-03-22.
How severe is CVE-2026-4536?: High severity. CVSS v3 base score is 7.3 out of 10.