What’s Vulnerable › Vulnerabilities

CVE-2021-36601

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-08-10 · updated 2026-06-17
• Weakness: CWE-79

Description

GetSimpleCMS 3.3.16 contains a cross-site Scripting (XSS) vulnerability, where Function TSL does not filter check settings.php Website URL: "siteURL" parameter.

Affected products

• GetSimpleCMS: 3.3.16

References

• https://github.com/kk98kk0/exploit/blob/dbd10a47b0585ba4c673c952a280d502294cdbf4/GetSimpleCMS-3.3.16-xss.md
• https://github.com/kk98kk0/exploit/blob/dbd10a47b0585ba4c673c952a280d502294cdbf4/GetSimpleCMS-3.3.16-xss.md

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