CVE-2023-3970

Name: CVE-2023-3970
Creator: NVD / NIST
Published: 2023-07-27T12:15:10.537+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.50%

Last modified Jun 17, 2026

CVE-2023-3970 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A vulnerability, which was classified as problematic, was found in GZ Scripts Availability Booking Calendar PHP 1.0. This affects an unknown part of the file /index.php?controller=GzUser&action=edit&id=1 of the component Image Handler. EPSS estimates a 0.50% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as problematic, was found in GZ Scripts Availability Booking Calendar PHP 1.0. This affects an unknown part of the file /index.php?controller=GzUser&action=edit&id=1 of the component Image Handler. The manipulation of the argument img leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-235569 was assigned to this vulnerability.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.50%

39.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Gzscripts	Availability Booking Calendar Php	1.0

References

https://seclists.org/fulldisclosure/2023/Jul/51Exploit, Mailing List, Third Party Advisory
https://vuldb.com/?ctiid.235569Permissions Required, Third Party Advisory
https://vuldb.com/?id.235569Third Party Advisory
https://seclists.org/fulldisclosure/2023/Jul/51Exploit, Mailing List, Third Party Advisory
https://vuldb.com/?ctiid.235569Permissions Required, Third Party Advisory
https://vuldb.com/?id.235569Third Party Advisory

Timeline

Published: Jul 27, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-3970?

How severe is CVE-2023-3970?

CVE-2023-3970 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.50% probability of exploitation in the next 30 days.

How do I fix CVE-2023-3970?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-3970?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST