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Exim

22 known vulnerabilities.

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  • High 7.5

    Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain un…

  • High 7.0

    Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write.

  • High 7.4

    Exim before 4.99.5 allows .forward privilege escalation because force_command for a pipe transport is mishandled.

  • High 8.4

    Exim before 4.99.5 allows directory traversal to access files outside of the spool area, and consequently gain privileg…

  • High 7.0

    Exim before 4.99.1, with certain non-default rate-limit configurations, allows a remote heap-based buffer overflow beca…

  • High 8.1

    A use-after-free in Exim 4.96 through 4.98.1 could allow users (with command-line access) to escalate privileges.

  • High 7.5
    CVE-2025-26794 Public exploit EPSS 78%

    Exim 4.98 before 4.98.1, when SQLite hints and ETRN serialization are used, allows remote SQL injection. (Resolving SQL…

  • High 7.5

    Exim libspf2 Integer Underflow Remote Code Execution Vulnerability

    Exim libspf2 Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Exim libspf2. Authentication is not required to exploit this vulnerability. The spe…

  • High 8.1

    Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability

    Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this vulnerability. The spe…

  • High 8.1

    Exim SMTP Challenge Stack-based Buffer Overflow Remote Code Execution Vulnerability

    Exim SMTP Challenge Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this vulnerability. The spec…