What’s Vulnerable › Vulnerabilities

CVE-2021-39608

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 45.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-08-23 · updated 2026-06-17
• Weakness: CWE-434

Description

Remote Code Execution (RCE) vulnerabilty exists in FlatCore-CMS 2.0.7 via the upload addon plugin, which could let a remote malicious user exeuct arbitrary php code.

Affected products

• flatcore/flatcore-cms: 2.0.7

References

• http://packetstormsecurity.com/files/164047/FlatCore-CMS-2.0.7-Remote-Code-Execution.html
• https://github.com/flatCore/flatCore-CMS/issues/52
• http://packetstormsecurity.com/files/164047/FlatCore-CMS-2.0.7-Remote-Code-Execution.html
• https://github.com/flatCore/flatCore-CMS/issues/52

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