CVE-2026-8951CWE-290

CVE-2026-8951

Medium · published May 19, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
18.9
In the wild
Unconfirmed
What it is

Spoofing issue in the Toolbar component in Firefox for Android. This vulnerability was fixed in Firefox 151.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00275 · 18.9th percentile
Weakness
CWE-290 · Authentication Bypass by Spoofing
Published
2026-05-19T18:16Z
Affected products (1)
ProductVersionsFixed in
mozilla/firefox< 151.0.0151.0.0
References (2)
https://bugzilla.mozilla.org/show_bug.cgi?id=2018513 · [email protected]https://www.mozilla.org/security/advisories/mfsa2026-46/ · [email protected]
EPSS history
Timeline
  • 19 MAY 12:29Z
    Spoofing issue in the Toolbar component in Firefox for Android
    cvelistv5