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CVE-2021-47734 Detail

Description

CMSimple 5.4 contains an authenticated local file inclusion vulnerability that allows remote attackers to manipulate PHP session files and execute arbitrary code. Attackers can leverage the vulnerability by changing the functions file path and uploading malicious PHP code through session file upload mechanisms.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  VulnCheck
CVSS-B 8.6 HIGH
Vector:  CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://www.cmsimple.org/en/ VulnCheck
https://www.exploit-db.com/exploits/50547 VulnCheck
https://www.vulncheck.com/advisories/cmsimple-authenticated-local-file-inclusion-remote-code-execution VulnCheck

Weakness Enumeration

CWE-ID CWE Name Source
CWE-98 Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusio VulnCheck  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-47734
NVD Published Date:
12/23/2025
NVD Last Modified:
12/23/2025
Source:
VulnCheck