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Fencer Vulns
low 3.5

CVE-2023-3757 json

GZ Scripts Car Rental Script cross site scripting

published 2023-07-19 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-44392

cvss
3.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits
0
none known

Summary

A vulnerability classified as problematic has been found in GZ Scripts Car Rental Script 1.8. Affected is an unknown function of the file /EventBookingCalendar/load.php?controller=GzFront/action=checkout/cid=1/layout=calendar/show_header=T/local=3. 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-234432. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 3.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CNA 3.0 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CNA 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:P/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

  • GZ Scripts Car Rental Script

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.