Mvfst
Vendor:
First CVE: Mar 15, 2021 · Active for 5 years
2
Total CVEs
More Total CVEs than 49% of tracked products
1.0
Avg CVEs / Year
Bottom 1%
7.8
Avg CVSS
Higher Avg CVSS than 63% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Mvfst over time
Volume of CVEsAvg CVSS Base Score
First CVE
Mar 15, 2021
5 years ago
Most Recent CVE
Jul 11, 2025
379 days ago
CVE Severity & Scoring
Mvfst2 CVEs
100%
All CVEs352,708 CVEs
45%
40%
11%
High
Attack Vector
Local0 (0.0%)
Network2 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low2 (100.0%)
High0 (0.0%)
Unknown0 (0.0%)
User Interaction
None1 (50.0%)
Unknown0 (0.0%)
Required1 (50.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None2 (100.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (2 CVEs).
2 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2021-24029HIGH A packet of death scenario is possible in mvfst via a specially crafted message during a QUIC session, which causes a crash via a failed assertion. Per QUIC specification, this par | Mar 15, 2021 | 7.5 | 24 | NO | NO |
CVE-2025-30403HIGH A heap-buffer-overflow vulnerability is possible in mvfst via a specially crafted message during a QUIC session. This issue affects mvfst versions prior to v2025.07.07.00. | Jul 11, 2025 | 8.1 | 23 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (2 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 (2 CVEs).
Media Mentions
Signals from CVEs in this product scope (2 CVEs).
Top CNAs Publishing CVEs For Mvfst
Top CWEs
Versions
No cataloged versions.