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EUVD-2026-31354

🗓️ 22 May 2026 00:31:16Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 17 Views

Concrete CMS 9.5.0 and below has IDOR; message_page leaks full messages and attachments to unauthenticated users.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-8238
21 May 202621:04
attackerkb
cnnvd
CNNVD
Concrete CMS 安全漏洞
21 May 202600:00
cnnvd
cve
CVE
CVE-2026-8238
21 May 202621:04
cve
cvelist
Cvelist
CVE-2026-8238 Concrete CMS 9.5.0 and below is vulnerable to IDOR in '/ccm/frontend/conversations/message_page' allowing unauthenticated read of any conversation message
21 May 202621:04
cvelist
github
Github Security Blog
Concrete CMS is vulnerable to IDOR
22 May 202600:31
github
nvd
NVD
CVE-2026-8238
21 May 202622:16
nvd
osv
OSV
GHSA-QV3X-MFFX-9GW8 Concrete CMS is vulnerable to IDOR
22 May 202600:31
osv
ptsecurity
Positive Technologies
PT-2026-42560
21 May 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-8238
5 Jun 202619:24
redhatcve
snyk
Snyk
Missing Authorization
22 May 202600:31
snyk
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "34bc3a51-ac18-353f-9f8e-5bb6b16d2cc2",
        "vendor": {
          "name": "Concrete CMS"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "426dd2be-70d6-31d1-9de2-4d1f27466c9b",
        "product": {
          "name": "Concrete CMS "
        },
        "product_version": "5.0 ≤9.5.0"
      }
    ]
  }
]

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