CVE-2023-24607: Qt

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

Qt before 6.4.3 allows a denial of service via a crafted string when the SQL ODBC driver plugin is used and the size of SQLTCHAR is 4. The affected versions are 5.x before 5.15.13, 6.x before 6.2.8, and 6.3.x before 6.4.3.

Affected products

• Qt Qt: from 5.0.0, before 5.15.13 (fixed in 5.15.13); from 6.0.0, before 6.2.8 (fixed in 6.2.8); from 6.3.0, before 6.4.3 (fixed in 6.4.3)

Published 2023-04-15. Last modified 2026-06-17.