What’s Vulnerable › Vulnerabilities

CVE-2018-25164: EverSync 0.5 Arbitrary File Download via files Directory

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-06 · updated 2026-06-17
• Weakness: CWE-552

Description

EverSync 0.5 contains an arbitrary file download vulnerability that allows unauthenticated attackers to access sensitive files by requesting them directly from the files directory. Attackers can send GET requests to the files directory to download database files like db.sq3 containing application data and credentials.

Affected products

• Phpmassmail EverSync: 0.5

References

• https://www.exploit-db.com/exploits/45868
• https://www.vulncheck.com/advisories/eversync-arbitrary-file-download-via-files-directory

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