Lucene search
+L

Concrete CMS is vulnerable to IDOR

🗓️ 22 May 2026 00:31:16Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 9 Views

Concrete CMS 9.5.0 and earlier leak full messages and attachments via IDOR in message_detail.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-8237
21 May 202621:01
attackerkb
circl
Circl
CVE-2026-8237
1 Aug 202616:00
circl
cnnvd
CNNVD
Concrete CMS 安全漏洞
21 May 202600:00
cnnvd
cve
CVE
CVE-2026-8237
21 May 202621:01
cve
cvelist
Cvelist
CVE-2026-8237 Concrete CMS 9.5.0 and below is vulnerable to IDOR in the`/ccm/frontend/conversations/message_detail` endpoint
21 May 202621:01
cvelist
euvd
EUVD
EUVD-2026-31352
22 May 202600:31
euvd
nvd
NVD
CVE-2026-8237
21 May 202622:16
nvd
osv
OSV
GHSA-XPGC-7VC2-8725 Concrete CMS is vulnerable to IDOR
22 May 202600:31
osv
ptsecurity
Positive Technologies
PT-2026-42559
21 May 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-8237
5 Jun 202619:24
redhatcve
Rows per page
Vulners
Node
concrete5concrete5Range<9.5.1composer

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

24 Jun 2026 21:07Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.3
CVSS 46.3
EPSS0.00201
SSVC
9