How severe is CVE-2024-21503?

This vulnerability has a severity rating of MEDIUM with a CVSS score of 5.3 out of 10.

What type of vulnerability is CVE-2024-21503?

This is classified as CWE-1333, which is a common weakness in software security.

CVE-2024-21503

MEDIUM Year: 2024

CVSS v3 Score

5.3

Medium

Weakness Type

CWE-1333

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Vulnerability Description

Versions of the package black before 24.3.0 are vulnerable to Regular Expression Denial of Service (ReDoS) via the lines_with_leading_tabs_expanded function in the strings.py file. An attacker could exploit this vulnerability by crafting a malicious input that causes a denial of service. Exploiting this vulnerability is possible when running Black on untrusted input, or if you habitually put thousands of leading tab characters in your docstrings.

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CVSS:5.3(Medium)

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CVE-2021-23362

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