CVE-2026-7807 SmarterTools SmarterMail < Build 9560 Server Local File Inclusion via the /api/v1/report/summary/{type} API
Authenticated attackers can read arbitrary JSON files to decrypt stored passwords and 2FA secrets, leading to account takeover.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-7807?
CVE-2026-7807 is a high-severity path traversal vulnerability in SmarterTools Inc. SmarterMail, published on 8 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-22
Which versions are affected by CVE-2026-7807?
It affects 1 product.
Products include Smartertools Smartermail.
How do I fix CVE-2026-7807?
No fix has been published for CVE-2026-7807 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-7807 being exploited?
There is no known exploitation of CVE-2026-7807 in the wild and no public exploit code.
Other vulnerabilities in SmarterTools Inc. SmarterMail
- CVE-2025-52691 SmarterTools SmarterMail Unrestricted Upload of File with Dangerous Type
- CVE-2026-24423 SmarterTools SmarterMail Missing Authentication for Critical Function
- CVE-2026-23760 SmarterTools SmarterMail Authentication Bypass Using an Alternate Path or Channel
- CVE-2021-32234 Code injection in n/a
- CVE-2019-7214 Deserialization in n/a
Sources
Also known as GHSA-qhw2-rfvc-fvrq.