What is the CVSS score of CVE-2026-12025?

CVE-2026-12025 has a contested CVSS base score of 5.3 from a third party (e.g. CISA-ADP), while the vendor rates it Medium. vuln.today uses the vendor rating as authoritative.

Is there a patch available for CVE-2026-12025?

Yes, a patch is available for CVE-2026-12025. Update the affected software to the latest version immediately.

Google CVE-2026-12025

EUVD-2026-36345 MEDIUM

Improper Input Validation (CWE-20)

2026-06-11 Chrome

GHSA-h97p-mrq3-8jwj

Google Information Disclosure Suse Red Hat

Medium

Disputed · 5.3 Vendor: Chrome

Severity by source

Sources disagree (Medium–Critical)

Vendor (Chrome) PRIMARY

5.3 MEDIUM

AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

SUSE

CRITICAL

qualitative

Red Hat

5.8 MEDIUM

qualitative

vuln.today treats the vendor’s rating as authoritative. A higher third-party CVSS (e.g. CISA-ADP) is shown for transparency but does not drive the headline severity.

CVSS VectorVendor: Chrome

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Jun 11, 2026 - 20:48 cve.org

UNKNOWN (no severity yet)

DescriptionCVE.org

Insufficient validation of untrusted input in Network in Google Chrome prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)