CVE Database›CVE-2023-50447

CVE-2023-50447

pillow: Arbitrary Code Execution via the environment parameter

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Severity

Important

Red Hat Product Security

8.1

CVSS 3.1

Review impact separately from score.

Published · January 19, 2024

Updated · February 26, 2026

Description

A vulnerability was found in Pillow, a popular Python imaging library. The flaw identified in the PIL.ImageMath.eval function enables arbitrary code execution by manipulating the environment parameter.

Statement

The vulnerability in Pillow's PIL.ImageMath.eval function poses a significant threat due to its potential for arbitrary code execution. Pillow's widespread use in diverse domains makes this flaw particularly impactful, as it could lead to unauthorized access, data breaches, and compromise of entire systems. The complex exploitation method involving Python's dunder methods adds sophistication to potential attacks.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 8.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')