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High Severity

Attachment: WinRAR CVE-2025-8088 exploitation

Description

Detects attempts to exploit CVE-2025-8088 via attached RAR files

References

No references.

Sublime Security
Created Aug 12th, 2025 • Last updated Jan 12th, 2026
Source
type.inbound
and any(attachments,
        // its a rar file
        (
          .content_type == "application/x-rar-compressed"
          or .file_extension == "rar"
          or .file_type == "rar"
        )
        // less than 10 meg
        and .size < 10000000
        // explode it
        and any(file.explode(.),
                // contains a yara match
                any(.scan.yara.matches, .name == "WinRAR_CVE_2025_8088")
        )
)
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