Unchecked Input for Loop Condition Affecting cpython package, versions [0,]


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (16th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CONAN-CPYTHON-17152398
  • published4 Jun 2026
  • disclosed3 Jun 2026
  • creditSeokchan Yoon

Introduced: 3 Jun 2026

NewCVE-2026-3276  (opens in a new tab)
CWE-606  (opens in a new tab)

How to fix?

A fix was pushed into the master branch but not yet published.

Overview

Affected versions of this package are vulnerable to Unchecked Input for Loop Condition via the unicodedata.normalize function. An attacker can cause excessive CPU consumption by submitting specially crafted Unicode input, potentially leading to service disruption.

CVSS Base Scores

version 4.0
version 3.1