What is CVE-2023-51312?

CVE-2023-51312 is a medium-severity vulnerability in Phpjabbers Restaurant Booking System, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-02-20.

How severe is CVE-2023-51312?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Phpjabbers Restaurant Booking System

CVE-2023-51312

PHPJabbers Restaurant Booking System v3.0 is vulnerable to Reflected Cross-Site Scripting (XSS) in Reservations menu, Schedule section date parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-02-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (26.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.000

Affected products

Phpjabbers Restaurant Booking System — versions 3.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.phpjabbers.com/restaurant-booking-system/ (Product)
packetstorm.news/files/id/176493 (Exploit, VDB Entry, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-51312?: CVE-2023-51312 is a medium-severity vulnerability in Phpjabbers Restaurant Booking System, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-02-20.
How severe is CVE-2023-51312?: Medium severity. CVSS v3 base score is 5.4 out of 10.