CVE-2023-49337

Name: CVE-2023-49337
Creator: NVD / NIST
Published: 2024-02-29T01:41:37.56+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.55%

Last modified Jun 17, 2026

CVE-2023-49337 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Concrete CMS before 9.2.3 allows Stored XSS on the Admin Dashboard via /dashboard/system/basics/name. (8.5 and earlier are unaffected.). EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

Concrete CMS before 9.2.3 allows Stored XSS on the Admin Dashboard via /dashboard/system/basics/name. (8.5 and earlier are unaffected.)

Metrics

CVSS 3.1

4.8/10

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

EPSS Probability

0.55%

41.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Concretecms	Concrete Cms	>= 9.0.0, < 9.2.3

References

https://github.com/concretecms/concretecms/commit/07b433799b888c4eb854e052ca58b032ebc6d36fPatch
https://hackerone.com/reports/2232594Permissions Required
https://www.concretecms.org/about/project-news/security/2023-12-05-concrete-cms-new-cves-and-cve-updatesVendor Advisory
https://github.com/concretecms/concretecms/commit/07b433799b888c4eb854e052ca58b032ebc6d36fPatch
https://hackerone.com/reports/2232594Permissions Required
https://www.concretecms.org/about/project-news/security/2023-12-05-concrete-cms-new-cves-and-cve-updatesVendor Advisory

Timeline

Published: Feb 29, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-49337?

Concrete CMS before 9.2.3 allows Stored XSS on the Admin Dashboard via /dashboard/system/basics/name. (8.5 and earlier are unaffected.)

How severe is CVE-2023-49337?

CVE-2023-49337 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.

How do I fix CVE-2023-49337?

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-2023-49337?

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

Scan your code now

Source: NVD / NIST