CVE-2026-6779

Other issue in the JavaScript Engine component

Medium · published April 21, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
26.7
In the wild
Unconfirmed
What it is

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00344 · 26.7th percentile
Published
2026-04-21T12:41Z
EPSS history
Timeline
  • 21 APR 12:41Z
    Other issue in the JavaScript Engine component
    cvelistv5