Mailkit

Vendor:

First CVE: Apr 24, 2026 · Active for under a year

1
Total CVEs
Bottom 1%
1.0
Avg CVEs / Year
Bottom 1%
5.9
Avg CVSS
Higher Avg CVSS than 22% of tracked products
0.0%
KEV Rate
Bottom 1%

Trends Over Time

The number and severity of CVEs published that impact Mailkit over time

Volume of CVEsAvg CVSS Base Score
First CVE
Apr 24, 2026
3 months ago
Most Recent CVE
Apr 24, 2026
94 days ago

CVE Severity & Scoring

Mailkit1 CVEs
All CVEs352,785 CVEs
Medium
Attack Vector
Local0 (0.0%)
Network1 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low0 (0.0%)
High1 (100.0%)
Unknown0 (0.0%)
User Interaction
None1 (100.0%)
Unknown0 (0.0%)
Required0 (0.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None1 (100.0%)
Unknown0 (0.0%)

Top CVEs

Signals from CVEs in this product scope (1 CVEs).

1 CVEs · Highest risk first

CVEPublishedCVSSRiskKEVExploit
MailKit is a cross-platform mail client library built on top of MimeKit. A STARTTLS Response Injection vulnerability in versions prior to 4.16.0 allows a Man-in-the-Middle attacker
Apr 24, 20265.920NONO

Exploit Exposure

Signals from CVEs in this product scope (1 CVEs).

CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%

Social Chatter

Signals from CVEs in this product scope (1 CVEs).

Media Mentions

Signals from CVEs in this product scope (1 CVEs).

Top CNAs Publishing CVEs For Mailkit

Top CWEs

Versions

No cataloged versions.