What’s Vulnerable › Vulnerabilities

CVE-2021-47830: GetSimple CMS My SMTP Contact Plugin 1.1.1 - CSRF

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-21 · updated 2026-06-17
• Weakness: CWE-352

Description

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.

Affected products

• GetSimpleCMS: 1.1.1

References

• http://get-simple.info
• https://github.com/GetSimpleCMS/GetSimpleCMS
• https://www.exploit-db.com/exploits/49774
• https://www.exploit-db.com/exploits/49798
• https://www.vulncheck.com/advisories/getsimple-cms-my-smtp-contact-plugin-csrf

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