What’s Vulnerable › Vulnerabilities

CVE-2023-51321

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-02-20 · updated 2026-06-17
• Weakness: CWE-290

Description

A lack of rate limiting in the 'Forgot Password' feature of PHPJabbers Night Club Booking Software v1.0 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.

Affected products

• PHP Jabbers Night Club Booking Software: 1.0

References

• https://packetstorm.news/files/id/176502
• https://www.phpjabbers.com/night-club-booking-software/#sectionDemo
• http://packetstormsecurity.com/files/176502/PHPJabbers-Night-Club-Booking-Software-1.0-Missing-Rate-Limiting.html

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