8.6 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
58.6%
A latent vulnerability exists in the Prio library where data may be read from uninitialized memory for some functions, leading to potential memory corruption. This vulnerability affects Firefox < 66.
bugzilla.mozilla.org/show_bug.cgi?id=1521360
www.mozilla.org/security/advisories/mfsa2019-07/