CVE-2026-107590: Out-of-bounds write vulnerability in QTextCodec iconv-based encoding impacts Qt

Published Oct 27, 2026

Updated

An out-of-bounds write vulnerability in the Qt QTextCodec iconv-based encoding of the Qt 5 Compatibility APIs module (Qt Core in Qt 5 and earlier) impacts Qt. Under certain conditions, encoding text with QTextCodec may write outside an internal buffer. This can cause the application to crash and may affect data integrity.

Event History

Oct 27, 2026

CVE Published

via MITRE·12:24 PM

Data Sourced

via MITRE·12:24 PM

DescriptionWeakness

Company

Resources

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