What’s Vulnerable › Vulnerabilities

CVE-2023-48831

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-12-07 · updated 2026-06-17
• Weakness: CWE-400

Description

A lack of rate limiting in pjActionAJaxSend in Availability Booking Calendar 5.0 allows attackers to cause resource exhaustion.

Affected products

• PHP Jabbers Availability Booking Calendar: 5.0

References

• http://packetstormsecurity.com/files/176039
• https://www.phpjabbers.com/availability-booking-calendar/#sectionDemo
• http://packetstormsecurity.com/files/176039
• https://www.phpjabbers.com/availability-booking-calendar/#sectionDemo

Get alerted when CVE-2023-48831 or the next vulnerability affects your stack