What’s Vulnerable › Vulnerabilities

CVE-2025-70842

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-12 · updated 2026-06-17
• Weakness: CWE-79

Description

A Stored Cross-Site Scripting (XSS) vulnerability was discovered in the File Management module of FluentCMS 1.2.3. The flaw allows an authenticated administrator to upload crafted SVG files containing malicious JavaScript code. Once uploaded, the script executes in the browser of any user who accesses the direct URL of the image, including unauthenticated visitors.

References

• https://github.com/fluentcms/FluentCMS/issues/2404
• https://github.com/fluentcms/FluentCMS/pull/2407
• https://github.com/fluentcms/FluentCMS/issues/2404

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