concrete5 vulnerable to Cross-site Scripting

Description

References

• nvd.nist.gov/vuln/detail/CVE-2015-3989 · ADVISORY
• documentation.concretecms.org/developers/introduction/version-history/5-7-4-release-notes · WEB
• concretecms/concretecms · PACKAGE
• web.archive.org/web/20200228094356/http://www.securityfocus.com/bid/74699 · WEB
• securityfocus.com/bid/74699
• concrete5.org/documentation/developers/5.7/background/version-history/5-7-4-release-notes · Patch

More vulnerabilities in concrete5/concrete5

• CVE-2026-10721HIGH 8.4Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize() calls in the  in Permission, Cache, and Search components. …
• CVE-2026-7888HIGH 8.4Concrete CMS below 9.5.3 is vulnerable to PHP Object Injection via unserialize() calls in the Workflow, Form block, and File/Set components …
• CVE-2026-8353MEDIUM 4.8Concrete CMS version 9.0 to 9.5.0 is vulnerable to Stored XSS via page name in the Atomik theme. A rogue editor can inject arbitrary JavaScr…
• CVE-2026-8347MEDIUM 4.3Concrete CMS 9.5.0 and below is vulnerable to IDOR + wrong-authorization-level in the Express association Reorder dialog.  This can cause Cr…
• CVE-2026-8340MEDIUM 4.3Concrete CMS 9.5.0 and below is vulnerable to CSRF via Backend\File::approveVersion. Victim with edit_file_contents permission is CSRF'd int…