5.6 Medium
AI Score
Confidence
Low
0.0004 Low
EPSS
Percentile
9.0%
The MarkStack assignment operator, part of the JavaScript engine, could access uninitialized memory if it were used in a self-assignment. This vulnerability affects Firefox < 125.
bugzilla.mozilla.org/show_bug.cgi?id=1884457
www.mozilla.org/security/advisories/mfsa2024-18/