Shadowserver Detects Over 6,000 Internet-Exposed SmarterMail Servers Vulnerable to a Critical Flaw
56/69 Thursday, January 29, 2026 Shadowserver has reported the detection of more than 6,000 SmarterMail servers that are exposed to the internet and are likely affected by a critical authentication bypass vulnerability, tracked as CVE-2026-23760. The vulnerability was disclosed by cybersecurity firm watchTowr on January 8, 2026, and was patched by SmarterTools on January 15, […]
