Vulnerability record/PUBLISHED/Published Nov 3, 2026 20:43:00 UTC

CVE-2026-121029

Incorrect authorization in ORB in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)

Base score4.3/ 10

SeverityMediumCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityMedium

Attack vectorNetworkAV

Attack complexityLowAC

Privileges requiredNonePR

User interactionRequiredUI

ScopeUnchangedS

Confidentiality impactNoneC

Integrity impactLowI

Availability impactNoneA

CVSS vector stringCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering AuthorityChrome

Last updatedNov 9, 2026 20:00:54 UTC

PublishedNov 3, 2026 20:43:00 UTC

ReservedNov 3, 2026 09:22:52 UTC