What’s Vulnerable › Vulnerabilities

CVE-2026-7807: SmarterTools SmarterMail < Build 9560 Server Local File Inclusion via the /api/v1/report/summary/{type} API

• Severity: high (CVSS 8.8 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: 2026-05-08 · updated 2026-10-26
• Weakness: CWE-22

Description

SmarterTools SmarterMail builds prior to 9560 contain a local file inclusion vulnerability in the /api/v1/report/summary/{type} API endpoint that allows authenticated users to read arbitrary .json files on the system. Attackers can exploit this vulnerability combined with weak encryption algorithms and hardcoded keys to decrypt and access stored passwords and 2FA secrets for all users.

Affected products

• SmarterTools SmarterMail: before 100.0.9560 — fixed in 100.0.9560

How to fix

Upgrade to a fixed version: SmarterTools SmarterMail 100.0.9560. Check the vendor advisory for mitigations.

References

• https://www.smartertools.com/smartermail/release-notes/current
• https://www.vulncheck.com/advisories/smartertools-smartermail-build-9560-server-local-file-inclusion-via-the-api-v1-report-summary-type-api

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