Eventlet

Vendor:

First CVE: May 7, 2021 · Active for 5 years

3
Total CVEs
More Total CVEs than 64% of tracked products
1.0
Avg CVEs / Year
Bottom 1%
7.1
Avg CVSS
Higher Avg CVSS than 43% of tracked products
0.0%
KEV Rate
Bottom 1%

Trends Over Time

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

Volume of CVEsAvg CVSS Base Score
First CVE
May 7, 2021
5 years ago
Most Recent CVE
Aug 29, 2025
330 days ago

CVE Severity & Scoring

Eventlet3 CVEs
All CVEs352,708 CVEs
MediumHighCritical
Attack Vector
Local0 (0.0%)
Network3 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low2 (66.7%)
High1 (33.3%)
Unknown0 (0.0%)
User Interaction
None3 (100.0%)
Unknown0 (0.0%)
Required0 (0.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None3 (100.0%)
Unknown0 (0.0%)

Top CVEs

Signals from CVEs in this product scope (3 CVEs).

3 CVEs · Highest risk first

CVEPublishedCVSSRiskKEVExploit
Eventlet is a concurrent networking library for Python. Prior to version 0.40.3, the Eventlet WSGI parser is vulnerable to HTTP Request Smuggling due to improper handling of HTTP t
Aug 29, 20259.129NONO
eventlet before 0.35.2, as used in dnspython before 2.6.0, allows remote attackers to interfere with DNS name resolution by quickly sending an invalid packet from the expected IP a
Apr 11, 20247.022NONO
Eventlet is a concurrent networking library for Python. A websocket peer may exhaust memory on Eventlet side by sending very large websocket frames. Malicious peer may exhaust memo
May 7, 20215.320NONO

Exploit Exposure

Signals from CVEs in this product scope (3 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 (3 CVEs).

Media Mentions

Signals from CVEs in this product scope (3 CVEs).

Top CNAs Publishing CVEs For Eventlet

Top CWEs

Versions

No cataloged versions.