CVE-2026-15131 | Inappropriate implementation in Navigation in Google Chrome … | CVSS 4.3 MEDIUM

Description

Inappropriate implementation in Navigation in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Metadata

CVE ID: CVE-2026-15131
State: PUBLISHED
Assigner: Chrome
Reserved: 2026-07-08 17:07 UTC
Published: 2026-07-08 22:36 UTC
Last updated: 2026-07-09 10:34 UTC
Primary CWE: CWE-20
CWE-20 Improper Input Validation
Vendor / Product: Google / Chrome
Sources: cve.org · NVD

Severity & Metrics

4.3 MEDIUM CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: no
Tech. Impact: partial

Affected products (1)

Vendor	Product	Platform	Versions
Google	Chrome	—	150.0.7871.115 < 150.0.7871.115

Weakness (CWE)

CWE	Source	Description
—	cna	Insufficient data validation
CWE-20	adp	CWE-20 Improper Input Validation

CVSS scores (1)

Score	Severity	Version	Source	Vector
4.3	MEDIUM	3.1	adp	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

References (2)