CVE-2021-40109

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Source

https://cve.org/CVERecord?id=CVE-2021-40109

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-40109.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2021-40109

Published

2021-09-27T13:15:08.107Z

Modified

2026-04-10T04:37:45.140808Z

Severity

6.4 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N CVSS Calculator

Summary

[none]

Details

A SSRF issue was discovered in Concrete CMS through 8.5.5. Users can access forbidden files on their local network. A user with permissions to upload files from external sites can upload a URL that redirects to an internal resource of any file type. The redirect is followed and loads the contents of the file from the redirected-to server. Files of disallowed types can be uploaded.

References

Affected packages

Git / github.com/concretecms/concretecms

Affected ranges

Type

GIT

Repo

https://github.com/concretecms/concretecms

Events

Introduced

Fixed

f9c8e08d3651a250f42e0c0a8cc18bc64b42733f

Database specific

{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "8.5.6"
        }
    ]
}

Affected versions

5.*

5.7.0

5.7.0.1

5.7.0.3

5.7.0.4

5.7.1

5.7.2

5.7.2.1

5.7.3

5.7.3.1

5.7.4.1

5.7.5.2

5.7.5.5

5.7.5.6

5.7.5.7

8.*

8.1.0

8.2.0

8.2.0RC2

8.2.1

8.3.1

8.4.1

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-40109.json"