CVE-2015-4721

Name: CVE-2015-4721
Creator: NVD / NIST
Published: 2017-09-07T20:29:00.643+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.74%

Last modified Jun 17, 2026

CVE-2015-4721 is a vulnerability of currently unknown severity. Multiple cross-site scripting (XSS) vulnerabilities in Concrete5 5.7.3.1.. EPSS estimates a 0.74% chance of exploitation in the next 30 days.

Description

Multiple cross-site scripting (XSS) vulnerabilities in Concrete5 5.7.3.1.

Metrics

EPSS Probability

0.74%

49.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Concretecms	Concrete Cms	5.7.3.1

References

http://hackerone.com/reports/59661Issue Tracking, Third Party Advisory
http://hackerone.com/reports/59661Issue Tracking, Third Party Advisory

Timeline

Published: Sep 7, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-4721?

Multiple cross-site scripting (XSS) vulnerabilities in Concrete5 5.7.3.1.

How severe is CVE-2015-4721?

Severity scoring for CVE-2015-4721 is pending analysis. The EPSS model estimates a 0.74% probability of exploitation in the next 30 days.

How do I fix CVE-2015-4721?

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-2015-4721?

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

Scan your code now

Source: NVD / NIST