CVE-2020-15659

Mozilla developers and community members reported memory safety bugs present in Firefox 78 and Firefox ESR 78.0

published August 10, 2020

CVSS
—
EPSS
2%
Percentile
83.8
In the wild
Unconfirmed
What it is

Mozilla developers and community members reported memory safety bugs present in Firefox 78 and Firefox ESR 78.0. 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 < 79, Firefox ESR < 68.11, Firefox ESR < 78.1, Thunderbird < 68.11, and Thunderbird < 78.1.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02391 · 83.8th percentile
Published
2020-08-10T17:43Z
EPSS history
Timeline
  • 10 AUG 17:43Z
    Mozilla developers and community members reported memory safety bugs present in Firefox 78 and Firefox ESR 78.0
    cvelistv5