What’s Vulnerable › Vulnerabilities

CVE-2023-48840

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% 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 Appointment Scheduler 3.0 allows attackers to cause resource exhaustion.

Affected products

• PHP Jabbers Appointment Scheduler: 3.0

References

• http://packetstormsecurity.com/files/176056
• https://www.phpjabbers.com/appointment-scheduler/
• http://packetstormsecurity.com/files/176056
• https://www.phpjabbers.com/appointment-scheduler/

Get alerted when CVE-2023-48840 or the next vulnerability affects your stack