# CVE-2026-24423: A SmarterTools SmarterMail bug is being used in attacks

Status: Being used now (CISA KEV, added 2026-02-05)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is SmarterTools SmarterMail (CVE-2026-24423) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2026-24423. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
SmarterTools SmarterMail contains a missing authentication for critical function vulnerability in the ConnectToHub API method. This could allow the attacker to point the SmarterMail instance to a malicious HTTP server which serves the malicious OS command and could lead to command execution. 

## Sources
- https://www.smartertools.com/smartermail/release-notes/current
- https://www.cve.org/CVERecord?id=CVE-2026-24423
- https://nvd.nist.gov/vuln/detail/CVE-2026-24423
- https://nvd.nist.gov/vuln/detail/CVE-2026-24423

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.