QAbstractOAuth in Qt Network Authorization in Qt prior to 5.15.17, 6.x prior to 6.2.13, 6.3.x up to and including 6.5.x prior to 6.5.6, and 6.6.x up to and including 6.7.x prior to 6.7.1 uses only the time to seed the PRNG, which may result in guessable values.
Vulmon