CVE-2021-47778

7.2 HIGH
Published: January 21, 2026 Modified: March 06, 2026
View on NVD

Description

GetSimple CMS My SMTP Contact Plugin 1.1.2 contains a PHP code injection vulnerability. An authenticated administrator can inject arbitrary PHP code through plugin configuration parameters, leading to remote code execution on the server.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://get-simple.info
Source: disclosure@vulncheck.com
Product
https://github.com/GetSimpleCMS/GetSimpleCMS
Source: disclosure@vulncheck.com
Product
https://github.com/boku7/gsSMTP-Csrf2Xss2RCE/
Source: disclosure@vulncheck.com
Exploit Third Party Advisory
https://www.exploit-db.com/exploits/49774
Source: disclosure@vulncheck.com
Exploit Third Party Advisory VDB Entry
https://www.vulncheck.com/advisories/getsimple-cms-my-smtp-contact-plugin-php-code-injection
Source: disclosure@vulncheck.com
Third Party Advisory

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.2 / 10.0
EPSS (Exploit Probability)
1.1%
78th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-94

Affected Vendors

get-simple

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