CVE-2021-39176: Detect-Character-Encoding Project Detect-Character-Encoding

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

detect-character-encoding is a package for detecting character encoding using ICU. In detect-character-encoding v0.3.0 and earlier, allocated memory is not released. The problem has been patched in detect-character-encoding v0.3.1.

Affected products

• Detect-Character-Encoding Project Detect-Character-Encoding: before 0.3.1 (fixed in 0.3.1)

Published 2021-08-31. Last modified 2026-06-17.