CVE-2026-18111 Concrete CMS below 9.5.4 allows privilege escalation because adding users and assigning groups do not require additional identity verification
| Reporter | Title | Published | Views | Family All 5 |
|---|---|---|---|---|
 | CVE-2026-18111 | 16 Sep 202605:50 | – | circl |
 | CVE-2026-18111 | 15 Sep 202616:42 | – | cve |
 | EUVD-2026-78839 | 15 Sep 202616:42 | – | euvd |
 | CVE-2026-18111 | 15 Sep 202617:17 | – | nvd |
 | PT-2026-92122 | 15 Sep 202600:00 | – | ptsecurity |
[
{
"vendor": "Concrete CMS",
"product": "Concrete CMS",
"collectionURL": "https://github.com/concretecms/concretecms",
"repo": "https://github.com/concretecms/concretecms",
"versions": [
{
"status": "affected",
"version": "9.0.0",
"lessThanOrEqual": "9.5.2",
"versionType": "git"
}
],
"defaultStatus": "unaffected"
}
]| Source | Link |
|---|---|
| documentation | www.documentation.concretecms.org/developers/introduction/version-history/953-release-notes |
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
15 Sep 2026 16:42Current
CVSS 48.5