# CVE-2026-18188

## Summary

- **CVE ID:** CVE-2026-18188
- **Severity:** HIGH
- **CVSS Score:** 7.1 (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-134
- **Published:** Jul 30, 2026
- **Last Modified:** Aug 4, 2026

## Description

A format string vulnerability was found in the Rsync Backup on the ADM. The vulnerability occurs because user-controlled rsync backup configuration or log data may be processed through an unsafe format string operation. An authenticated attacker can exploit this issue to disclose memory information or cause denial of service of the affected backup component.
Affected products and versions include: from ADM 4.1.0 through ADM 4.3.3.RUN1 as well as from ADM 5.0.0 through ADM 5.1.3.RI81.

## Affected Products

- ASUSTOR Inc. — ADM (5.0.0)
- ASUSTOR Inc. — ADM (4.1.0)

## References

- [CNA](https://www.asustor.com/security/security_advisory_detail?id=67)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.27%
- **EPSS Percentile:** 18.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._