Vulnerability in Asustor Adm
CVE-2026-24933
The API communication component fails to validate the SSL/TLS certificate when sending HTTPS requests to the server. An improper certificates validation vulnerability allows an unauthenticated remote attacker can perform a Man-in-the-Middle (MitM) attack to intercept the cleartext communication, potentially leading to the exposure of sensitive user information, including account emails, MD5 hashed passwords, and device serial numbers. Affected products and versions include: from ADM 4.1.0 through ADM 4.3.3.ROF1 as well as from ADM 5.0.0 through ADM 5.1.1.RCI1.
Vulnerability class: Improper Certificate Validation
EPSS: 0.002 (10.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Asustor Adm — versions 4.1.0, 5.0.0
- Asustor Data_master
Weakness classification (CWE)
References
- security@asustor.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-24933?
- CVE-2026-24933 is a medium-severity vulnerability in Asustor Adm, classified under Improper Certificate Validation. CVSS score: 5.9/10. Published 2026-02-03.
- How severe is CVE-2026-24933?
- Medium severity. CVSS v3 base score is 5.9 out of 10.