XSS in Gz Scripts Availability Booking Calendar PHP

CVE-2023-3543

A vulnerability was found in GZ Scripts Availability Booking Calendar PHP 1.8. It has been classified as problematic. This affects an unknown part of the file load.php of the component HTTP POST Request Handler. The manipulation of the argument cid/first_name/second_name/address_1/country leads to cross site scripting. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-233295. 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: 0.004 (30.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.3% 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-2023-3543: held from 0.004 to 0.004.

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

Affected products

Weakness classification (CWE)

References

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

Frequently asked questions

What is CVE-2023-3543?
CVE-2023-3543 is a low-severity vulnerability in Gz Scripts Availability Booking Calendar PHP, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2023-07-07.
How severe is CVE-2023-3543?
Low severity. CVSS v3 base score is 3.5 out of 10.