CVE-2025-65318

CRITICAL

CVSS v3.1: 9.1 · EPSS: 0.0048 (37.8 percentile)

NetworkNo privilegesNo user interaction

Source data as of:

At a glance

Severity
CRITICAL
CVSS
9.1 v3.1 · NVD
EPSS
0.0048 (37.8 percentile) · FIRST.org
CISA KEV
No
Attack conditions (CVSS vector)
NetworkNo privilegesNo user interaction · Source: NVD Vector
Affected vendors
canarymail
Published
2025-12-16 · Modified: 2026-07-05
References
Jump to references (4)

CVSS / EPSS / KEV

CVSS v3.1 9.1 / 10 CRITICAL Source: NVD
EPSS 0.0048 37.8 percentile Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

Description

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.

Record details

CVE ID
CVE-2025-65318
CVSS (v3.1)
9.1 (CRITICAL)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Exploitability subscore
3.9
Impact subscore
5.2
EPSS
0.0048 (37.8 percentile) — 2026-07-05
CISA KEV
No
Weakness (CWE)
CWE-693
Affected vendors
canarymail
Affected configurations (CPE)
1
Published
2025-12-16
Modified
2026-07-05
Status
Modified

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

Related records

Other records sharing a factual facet, for cross-reference. A descriptive neighbourhood — ordering does not imply priority and is not a recommendation.

Same weakness type (CWE)

CVE-2025-65319 CRITICAL CVSS 9.1 CVE-2026-14535 HIGH CVSS 8.8 CVE-2026-14625 MEDIUM CVSS 6.3

Published the same year

CVE-2025-50567 CRITICAL CVSS 10.0 CVE-2025-63314 CRITICAL CVSS 10.0 CVE-2025-67108 CRITICAL CVSS 10.0 CVE-2025-67109 CRITICAL CVSS 10.0
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