CVE-2021-47830

GetSimple CMS My SMTP Contact Plugin 1.1.1 contains a cross-site request forgery (CSRF) vulnerability. Attackers can craft a malicious webpage that, when visited by an authenticated administrator, can change SMTP configuration settings in the plugin. This may allow unauthorized changes but does not directly enable remote code execution.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
http://get-simple.info	Product
https://github.com/GetSimpleCMS/GetSimpleCMS	Product
https://www.exploit-db.com/exploits/49774	Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/49798	Exploit Third Party Advisory VDB Entry
https://www.vulncheck.com/advisories/getsimple-cms-my-smtp-contact-plugin-csrf	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:get-simple:getsimplecms:1.1.1:*:*:*:*:*:*:*

History

06 Mar 2026, 20:15

Type	Values Removed	Values Added
First Time		Get-simple Get-simple getsimplecms
CPE		cpe:2.3:a:get-simple:getsimplecms:1.1.1:::::::*
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.5
References	~~() http://get-simple.info -~~	() http://get-simple.info - Product
References	~~() https://github.com/GetSimpleCMS/GetSimpleCMS -~~	() https://github.com/GetSimpleCMS/GetSimpleCMS - Product
References	~~() https://www.exploit-db.com/exploits/49774 -~~	() https://www.exploit-db.com/exploits/49774 - Exploit, Third Party Advisory, VDB Entry
References	~~() https://www.exploit-db.com/exploits/49798 -~~	() https://www.exploit-db.com/exploits/49798 - Exploit, Third Party Advisory, VDB Entry
References	~~() https://www.vulncheck.com/advisories/getsimple-cms-my-smtp-contact-plugin-csrf -~~	() https://www.vulncheck.com/advisories/getsimple-cms-my-smtp-contact-plugin-csrf - Third Party Advisory

21 Jan 2026, 18:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-21 18:16

Updated : 2026-03-06 20:15

NVD link : CVE-2021-47830

Mitre link : CVE-2021-47830

CVE.ORG link : CVE-2021-47830

JSON object : View

Products Affected

get-simple

getsimplecms

CWE

CWE-352

Cross-Site Request Forgery (CSRF)

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