CVE-2025-65318 is a critical vulnerability affecting Canary Mail versions 5.1.40 and below, where the application fails to apply a Mark-of-the-Web tag to downloaded attachments. This oversight allows attackers to bypass Windows OS and third-party security protections, enabling the execution of malicious files without user prompts. With a CVSS score of 9.1 (CRITICAL), the vulnerability is easily exploitable over the network with low complexity, potentially leading to high impact on confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.1.40CPE matchmatch criteria | cpe:2.3:a:canarymail:canary_mail:*:*:*:*:*:windows:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.