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Vulnerability record · CVE-2026-24936 · published 3 February 2026

CVE-2026-24936: Asustor data master improper input validation vulnerability

AAsustor · Data Master

When a specific function is enabled while joining a AD Domain from ADM, an improper input parameters validation vulnerability in a specific CGI program allowing an unauthenticated remote attacker to write arbitrary data to any file on the system. By exploiting this vulnerability, attackers can overwrite critical system files, leading to a complete system compromise. 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.

9.5 CVSS 4.0 Critical EPSS 0.81% · top 44.8% CWE-20 · Improper input validation
9.5CVSS 4.0 base score
0.81%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

When a specific function is enabled while joining a AD Domain from ADM, an improper input parameters validation vulnerability in a specific CGI program allowing an unauthenticated remote attacker to write arbitrary data to any file on the system. By exploiting this vulnerability, attackers can overwrite critical system files, leading to a complete system compromise. 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.

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.asustor.com/security/security_advisory_detail?id=51 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-24936), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.