CVE-2025-6338EPSS p34.7%

CVE-2025-6338CVE-2025-6338

Description

There is an incomplete cleanup vulnerability in Qt Network's Schannel support on Windows which can lead to a Denial of Service over a long period. This issue affects Qt from 5.15.0 through 6.8.3, from 6.9.0 before 6.9.2.

Scoring

EPSS0.43% probability of exploitation · percentile 34.7% · 2026-10-05T12:00:23Z
Last modified2026-07-29
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.