# CVE-2026-73574

## Summary

- **CVE ID:** CVE-2026-73574
- **Severity:** LOW
- **CVSS Score:** 3.1 (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N)
- **CWE:** CWE-669
- **Published:** Aug 13, 2026
- **Last Modified:** Aug 13, 2026

## Description

In Zimbra Collaboration before 10.1.17, a local file inclusion (LFI) vulnerability exists in the Zimbra Classic Web Client due to improper validation of the fu request parameter. An unauthenticated attacker can exploit this vulnerability by supplying a crafted path, potentially allowing unauthorized disclosure of protected files, such as WEB-INF/web.xml, within the web application directory. This occurs in the Forward servlet.

## Affected Products

- Zimbra — Collaboration (0)

## References

- [CNA](https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories)
- [CNA](https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.20%
- **EPSS Percentile:** 9.6

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