VULNERABILITY INTELLIGENCE

CVE-2026-24423

CVSS score9.8 CRITICAL
EPSS probability88.18%
CISA KEVKnown exploited vulnerability
Published2026-01-23
Last modified2026-08-04
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Known Exploited Vulnerability

SmarterTools SmarterMail Missing Authentication for Critical Function Vulnerability

Vendor / product: SmarterTools / SmarterMail

Description

SmarterTools SmarterMail versions prior to build 9511 contain an unauthenticated remote code execution vulnerability in the ConnectToHub API method. The attacker could point the SmarterMail to the malicious HTTP server, which serves the malicious OS command. This command will be executed by the vulnerable application.

Weakness classification

  • disclosure@vulncheck.com: CWE-306

Primary references