Inefficient Regular Expression Complexity Affecting python39-urllib3 package, versions <0:1.25.10-5.module+el8.10.0+20443+f0a692fe


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.47% (38th percentile)

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  • Snyk IDSNYK-CENTOS8-PYTHON39URLLIB3-10385022
  • published18 Jun 2025
  • disclosed17 Jun 2025

Introduced: 17 Jun 2025

CVE-2025-6069  (opens in a new tab)
CWE-1333  (opens in a new tab)

How to fix?

Upgrade Centos:8 python39-urllib3 to version 0:1.25.10-5.module+el8.10.0+20443+f0a692fe or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python39-urllib3 package and not the python39-urllib3 package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service.

CVSS Base Scores

version 3.1