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CVE-2021-40099

nvd nist
Published: Sep 24, 2021Modified: Jun 17, 2026

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7.2
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.2 / Impact: 5.9
Source: NVD

Description

An issue was discovered in Concrete CMS through 8.5.5. Fetching the update json scheme over HTTP leads to remote code execution.

Affected (1)

Concretecms
1 product
Concrete Cms
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Concrete Cms
Up to 8.5.5

References (4)

Source: cve@mitre.org
Release NotesVendor Advisory
Source: cve@mitre.org
Permissions RequiredThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Release NotesVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Permissions RequiredThird Party Advisory

Timeline

No history available yet.