Description
Side-channel information leakage in WebAuthentication in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
Published: 2026-06-30
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-4672-1 chromium security update
Debian DSA Debian DSA DSA-6378-1 chromium security update
History

Tue, 07 Jul 2026 22:00:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leakage via WebAuthentication Side‑Channel in Chrome iOS

Mon, 06 Jul 2026 21:00:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leakage via WebAuthentication Side‑Channel in Chrome iOS

Mon, 06 Jul 2026 04:00:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leakage through WebAuthentication in Chrome on iOS

Sun, 05 Jul 2026 15:15:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leakage through WebAuthentication in Chrome on iOS

Sun, 05 Jul 2026 04:00:00 +0000

Type Values Removed Values Added
Title Side-Channel Information Leakage via WebAuthentication on iOS

Sat, 04 Jul 2026 15:45:00 +0000

Type Values Removed Values Added
Title Side-Channel Information Leakage via WebAuthentication on iOS

Fri, 03 Jul 2026 17:00:00 +0000

Type Values Removed Values Added
Title Chrome WebAuthentication Side-Channel Leak on iOS

Thu, 02 Jul 2026 23:00:00 +0000

Type Values Removed Values Added
Title Chrome WebAuthentication Side-Channel Leak on iOS

Thu, 02 Jul 2026 15:00:00 +0000

Type Values Removed Values Added
Title Side-Channel Leakage of Cross-Origin Data via WebAuthentication in Chrome on iOS

Thu, 02 Jul 2026 07:00:00 +0000

Type Values Removed Values Added
Title Side-Channel Leakage of Cross-Origin Data via WebAuthentication in Chrome on iOS

Wed, 01 Jul 2026 22:45:00 +0000

Type Values Removed Values Added
Title Chrome iOS WebAuthentication Side‑Channel Information Leak

Wed, 01 Jul 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 01 Jul 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Wed, 01 Jul 2026 06:15:00 +0000

Type Values Removed Values Added
Title Chrome iOS WebAuthentication Side‑Channel Information Leak

Tue, 30 Jun 2026 23:15:00 +0000

Type Values Removed Values Added
Description Side-channel information leakage in WebAuthentication in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-20
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-07-01T19:04:25.313Z

Reserved: 2026-06-29T23:03:42.994Z

Link: CVE-2026-13889

cve-icon Vulnrichment

Updated: 2026-07-01T15:22:59.210Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-07T21:45:05Z

Weaknesses