What’s Vulnerable › Vulnerabilities

CVE-2021-24856: Shared Files < 1.6.61 - Admin+ Stored Cross-Site Scripting

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-11-17 · updated 2026-06-17
• Weakness: CWE-79

Description

The Shared Files WordPress plugin before 1.6.61 does not sanitise and escape the Download Counter Text settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

Affected products

• Shared Files: before 1.6.61 — fixed in 1.6.61

How to fix

Upgrade to a fixed version: Shared Files 1.6.61. Check the vendor advisory for mitigations.

References

• https://mikadmin.fr/tech/XSS-Stored-Shared-Files-a837703ad010d111be11ffdf478aa6114F0lK656bV.pdf
• https://wpscan.com/vulnerability/8fd483fb-d399-4b4f-b4ef-bbfad1b5cf1b
• https://mikadmin.fr/tech/XSS-Stored-Shared-Files-a837703ad010d111be11ffdf478aa6114F0lK656bV.pdf
• https://wpscan.com/vulnerability/8fd483fb-d399-4b4f-b4ef-bbfad1b5cf1b

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