Vulnerability DatabaseCVE-2019-19588
Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2019-19588
Published:December 05, 2019
Updated:May 17, 2026
The validators package 0.12.2 through 0.12.5 for Python enters an infinite loop when validators.domain is called with a crafted domain string. This is fixed in 0.12.6.
Affected Packages
validators (PYTHON):
Affected version(s) >=0.12.2 <0.12.6
Fix Suggestion:
Update to version 0.12.6
Related Resources (6)
https://github.com/advisories/GHSA-5qcg-w2cc-xffw
https://nvd.nist.gov/vuln/detail/CVE-2019-19588
https://github.com/python-validators/validators
https://github.com/pypa/advisory-database/tree/main/vulns/validators/PYSEC-2019-134.yaml
https://github.com/python-validators/validators/issues/86
https://github.com/kvesteri/validators/issues/86
Do you need more information?
Contact Us
CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Loop with Unreachable Exit Condition ('Infinite Loop')
CWE-835
EPSS
Base Score:
0.45