CVE-2023-51316: Phpjabbers Bus Reservation System

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

A lack of rate limiting in the 'Forgot Password' feature of PHPJabbers Bus Reservation System v1.1 allows attackers to send an excessive amount of email for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages.

Affected products

• Phpjabbers Bus Reservation System: version 1.1 only

Published 2025-02-20. Last modified 2026-06-17.