CVE-2025-65318

critical · 9.1

When using the attachment interaction functionality, Canary Mail 5.1.40 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.

9.1

CVSS

0.6%

EPSS (exploit prob.)

45th

EPSS percentile

2025-12-16

Published

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

Weaknesses

CWE-693

Affected products

Vendor	Product	Affected versions
canarymail	canary_mail	<= 5.1.40

Check a specific version with /api/v1/cve/match.

References

https://drive.google.com/file/d/14wrTzvcLPfFsWmy-SAtDwwZKKPssBsx5/view
https://github.com/bbaboha/CVE-2025-65318-and-CVE-2025-65319
https://github.com/nickvourd/RTI-Toolkit
https://github.com/bbaboha/CVE-2025-65318-and-CVE-2025-65319

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-65318