CVE-2026-121211
HIGH
MEDIUM
Priority: 0.02
BB Relevance:
57/100
Published: 2026-11-03
Modified: 2026-11-04
First seen: 2026-11-03
Status: active
Attack Surface
Network
No Auth
Conf. Impact
Integ. Impact
Scope Change
CVSS Vector Breakdown
AV:
Network
AC:
High
PR:
None
UI:
Required
S:
Changed
C:
High
I:
High
A:
High
Description
Use after free in PowerBookmarks in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: High)