CVE-2023-51297

6.5 mediumEPSS 0.5%

Medium (6.5) in phpjabbers hotel booking system. EPSS 0.5% chance of exploitation in the next 30 days.

A lack of rate limiting in the 'Email Settings' feature of PHPJabbers Hotel Booking System v4.0 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.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 45% of CVEs (scores of 2026-10-31)
CWE: CWE-770
Published: 2025-02-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

phpjabbers:hotel_booking_system

References

http://packetstormsecurity.com/files/176486/PHPJabbers-Hotel-Booking-System-4.0-Missing-Rate-Limiting.html
https://www.phpjabbers.com/hotel-booking-system/#sectionDemo

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