What’s Vulnerable › Vulnerabilities

CVE-2020-20699

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-30 · updated 2026-06-17
• Weakness: CWE-79

Description

A cross site scripting (XSS) vulnerability in S-CMS PHP v3.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the Copyright text box under Basic Settings.

Affected products

• S-CMS: 3.0

References

• https://github.com/Peithon/xss/blob/master/readme.md
• https://github.com/Peithon/xss/blob/master/readme.md

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