Shared from twixb · bleepingcomputer.com

New critical Exim mailer flaw allows remote code execution

bleepingcomputer.com·May 13, 2026

A critical vulnerability in specific configurations of the Exim open-source mail transfer agent allows unauthenticated remote attackers to execute arbitrary code.

A critical insight for you is the importance of immediately assessing your mail servers for the mentioned Exim vulnerability and applying any available patches or mitigations. This vulnerability can allow unauthenticated remote attackers to execute arbitrary code, highlighting the need for robust patch management and continuous monitoring in your security operations to prevent exploitation.

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