CVE-2023-4870

Name: CVE-2023-4870
Creator: NVD / NIST
Published: 2023-09-10T02:15:12.39+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.56%

Last modified Jun 17, 2026

CVE-2023-4870 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A vulnerability classified as problematic has been found in SourceCodester Contact Manager App 1.0. This affects an unknown part of the file index.php of the component Contact Information Handler. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

Description

A vulnerability classified as problematic has been found in SourceCodester Contact Manager App 1.0. This affects an unknown part of the file index.php of the component Contact Information Handler. The manipulation of the argument contactID with the input "><sCrIpT>alert(1)</ScRiPt> 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 associated identifier of this vulnerability is VDB-239355.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.56%

42.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Contact Manager App Project	Contact Manager App	1.0

References

https://skypoc.wordpress.com/2023/09/05/vuln1/Exploit, Third Party Advisory
https://vuldb.com/?ctiid.239355Permissions Required, Third Party Advisory
https://vuldb.com/?id.239355Permissions Required, Third Party Advisory
https://skypoc.wordpress.com/2023/09/05/vuln1/Exploit, Third Party Advisory
https://vuldb.com/?ctiid.239355Permissions Required, Third Party Advisory
https://vuldb.com/?id.239355Permissions Required, Third Party Advisory

Timeline

Published: Sep 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4870?

How severe is CVE-2023-4870?

CVE-2023-4870 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4870?

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-2023-4870?

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

Scan your code now

Source: NVD / NIST