CVE-2021-29947

Mozilla developers and community members reported memory safety bugs present in Firefox 87

published June 24, 2021

CVSS
—
EPSS
1%
Percentile
58.3
In the wild
Unconfirmed
What it is

Mozilla developers and community members reported memory safety bugs present in Firefox 87. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 88.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00867 · 58.3th percentile
Published
2021-06-24T13:19Z
EPSS history
Timeline
  • 24 JUN 13:19Z
    Mozilla developers and community members reported memory safety bugs present in Firefox 87
    cvelistv5