Exim — Multiple Mail Server Vulnerabilities
Classification: Important, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 7.5, CVEs: CVE-2026-94054, CVE-2026-94055, CVE-2026-94056, CVE-2026-94057, Summary: Multiple security vulnerabilities have been disclosed in Exim affecting Proxy Protocol processing, TLS handling and SMTP message processing. The vulnerabilities are addressed in Exim 4.100.1. The most significant issue, CVE-2026-94054, is an out-of-bounds write that can be triggered over the network without authentication…
EPSS 0.00 CVSS 7.5 CVE-2026-94054 CVE-2026-94055 CVE-2026-94056 CVE-2026-94057 Exim FI