What’s Vulnerable › Vulnerabilities

CVE-2023-4480: Arbitrary File Read in Fusion File Manager

• Severity: medium (CVSS 5.5 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: none known
• Published: 2023-09-05 · updated 2026-06-17
• Weakness: CWE-538

Description

Due to an out-of-date dependency in the “Fusion File Manager” component accessible through the admin panel, an attacker can send a crafted request that allows them to read the contents of files on the system accessible within the privileges of the running process. Additionally, they may write files to arbitrary locations, provided the files pass the application’s mime-type and file extension validation.

Affected products

• PHPFusion: through 9.10.30

References

• https://www.synopsys.com/blogs/software-security/cyrc-vulnerability-advisory-cve-2023-2453/
• https://www.synopsys.com/blogs/software-security/cyrc-vulnerability-advisory-cve-2023-2453/

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