CVE-2024-4777

Memory safety bugs present in Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10

High · published May 14, 2024

CVSS v3.1
7.5
EPSS
1%
Percentile
44.4
In the wild
Unconfirmed
What it is

Memory safety bugs present in Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10. 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 < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00536 · 44.4th percentile
Published
2024-05-14T17:21Z
EPSS history
Timeline
  • 14 MAY 17:21Z
    Memory safety bugs present in Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10
    cvelistv5