What’s Vulnerable › Vulnerabilities

CVE-2021-40902

• Severity: medium (CVSS 5.4 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: 2022-06-13 · updated 2026-06-17
• Weakness: CWE-79

Description

flatCore-CMS version 2.0.8 is affected by Cross Site Scripting (XSS) in the "Create New Page" option through the index page.

Affected products

• flatcore/flatcore-cms: 2.0.8

References

• https://github.com/flatCore/flatCore-CMS/issues/57
• https://github.com/flatCore/flatCore-CMS/issues/57

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