PT-2023-21741 · Unknown · Concrete Cms

Ashim Chapagain · Published 2023-04-28 · Updated 2025-01-31 · CVE-2023-28471

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Concrete CMS (previously concrete5) versions 9.0 through 9.1.3 Concrete CMS (previously concrete5) versions prior to 9.2

Description The issue is related to Stored XSS via a container name. There is no information provided about the estimated number of potentially affected devices worldwide or details about real-world incidents where this issue was exploited.

Recommendations For versions 9.0 through 9.1.3, update to version 9.2 or later. For versions prior to 9.2, update to version 9.2 or later. As a temporary workaround, consider restricting the ability to set container names to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-28471

GHSA-9H33-5FXW-R2XV

Affected Products

Concrete Cms

References · 12

• https://concretecms.org/about/project-news/security/concrete-cms-security-advisory-2023-04-20 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-28471 · Security Note
• https://osv.dev/vulnerability/CVE-2023-28471 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-9h33-5fxw-r2xv · Vendor Advisory
• https://github.com/concretecms/concretecms · Note
• https://concretecms.org/about/project-news/security/2023-12-05-concrete-cms-new-cves-and-cve-updates · Note
• https://t.me/cibsecurity/63054 · Telegram Post
• https://t.me/cvenotify/49320 · Telegram Post
• https://concretecms.com · Note
• https://t.me/cvenotify/109475 · Telegram Post
• https://t.me/cvenotify/66694 · Telegram Post
• https://t.me/cvenotify/49333 · Telegram Post