# CVE-2026-49103

## Summary

- **CVE ID:** CVE-2026-49103
- **Severity:** CRITICAL
- **CVSS Score:** 9.4 (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H)
- **CWE:** CWE-24
- **Published:** May 27, 2026
- **Last Modified:** May 27, 2026

## Description

Webmin before 2.640 does not safely construct a filename for saving of an attachment within the mailboxes component. This occurs in mailboxes/detachall.cgi.

## Affected Products

- Webmin — Webmin (0)

## References

- [CNA](https://github.com/webmin/webmin/commit/cf432879a14568c4bb44cd2f9e5a9bd0e168edc1)
- [CNA](https://github.com/webmin/webmin/compare/2.630...2.640)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.40%
- **EPSS Percentile:** 33.1

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