# CVE-2026-75953

## Summary

- **CVE ID:** CVE-2026-75953
- **Severity:** HIGH
- **CVSS Score:** 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
- **CWE:** CWE-201
- **Published:** Aug 19, 2026
- **Last Modified:** Aug 26, 2026

## Description

Joomla Extension - cmsjunkie.com -  Open mail relay in J-BusinessDirectory < 6.2.3 - Recipient address was taken from the request (contact_id_offer / contact_id_event) instead of the server-side offer/event record, so mail could be sent to an arbitrary address.

## Affected Products

- cmsjunkie.com — J-BusinessDirectory extension for Joomla (1.0.0-6.2.2)

## References

- [CNA](https://www.cmsjunkie.com/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.30%
- **EPSS Percentile:** 22.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._