The validators package 0.12.2 through 0.12.5 for Python enters an infinite loop when…
Priority LOW 36CWE-835Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-835.
Summary
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.
Why it matters now
EPSS 0.01468 73rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed validators (PyPI): 0.12.6
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | validators (PyPI) | 0.12.2 to before 0.12.6 | 0.12.6 | Patch available | GHSA-5qcg-w2cc-xffw |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- validators (PyPI) Vendor— Affected 0.12.2 to before 0.12.6 Fixed in 0.12.6 Patch available GHSA-5qcg-w2cc-xffw
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:validators_project:validators:*:*:*:*:*:python:*:* | 0.12.2 – 0.12.5 | Vulnerable | Validators Project |
- cpe:2.3:a:validators_project:validators:*:*:*:*:*:python:*:* Versions 0.12.2 – 0.12.5 Vulnerable ·Validators Project
Remediation
- Fix · GHSA-5qcg-w2cc-xffw validators (PyPI) Fixed in 0.12.6 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2019-19588
- 2026-10-03 Alias added: GHSA-5qcg-w2cc-xffw
References
Advisory 2
More Validators Project Validators vulnerabilities
- TI-2023-24574 Inefficient Regular Expression Complexity in TorBot CVSS 3.1HIGH 7.5
Sources
- CVE-2019-19588 · CVE Program
- CVE-2019-19588 · NVD
- FIRST EPSS
- GHSA-5qcg-w2cc-xffw · GitHub Advisory Database · CC BY 4.0
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