CRITICAL: CVE-2025-65319 (CVSS 9.1) — blixhq bluemail

CVE: CVE-2025-65319

CVSS: 9.1 (3.1) — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: CRITICAL

Status: Critical advisory

Affected

• blixhq bluemail

Summary

When using the attachment interaction functionality, Blue Mail 1.140.103 and below saves documents to a file system without a Mark-of-the-Web tag, which allows attackers to bypass the built-in file protection mechanisms of both Windows OS and third-party software.

Verified Sources

• NVD entry
• GitHub Advisory
• MITRE

References

• https://drive.google.com/file/d/1dVzXuHBk3B1DiFpwFYwj2NNjeKGnGSwT/view
• https://github.com/bbaboha/CVE-2025-65318-and-CVE-2025-65319
• https://github.com/nickvourd/RTI-Toolkit
• https://github.com/rip1s/CVE-2017-11882
• https://github.com/bbaboha/CVE-2025-65318-and-CVE-2025-65319

_Validated by the Lyrie Threat Intelligence Pipeline — 3 independent sources confirmed before publication. No speculation._