XSS in Gz Scripts Event Booking Calendar

CVE-2023-3558

A vulnerability classified as problematic has been found in GZ Scripts Event Booking Calendar 1.8. Affected is an unknown function of the file /load.php. The manipulation of the argument first_name/second_name/phone/address_1/country leads to cross site scripting. It is possible to launch the attack remotely. The identifier of this vulnerability is VDB-233352. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.005 (40.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-3558: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

References

  • vuldb.com/ (technical-description, Third Party Advisory, vdb-entry)
  • vuldb.com/ (signature, Permissions Required, Third Party Advisory)

Frequently asked questions

What is CVE-2023-3558?
CVE-2023-3558 is a low-severity vulnerability in Gz Scripts Event Booking Calendar, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2023-07-10.
How severe is CVE-2023-3558?
Low severity. CVSS v3 base score is 3.5 out of 10.