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: Low)

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00287.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Google Chrome affected
Version Status Constraints
150.0.7871.47 affected < 150.0.7871.47

No data.

No data.

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

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html cve-icon
https://issues.chromium.org/issues/511743480 cve-icon
History

Sat, 25 Jul 2026 23:15:00 +0000

Type Values Removed Values Added
Title WebAuthentication Side-Channel Information Leakage in Chrome iOS

Wed, 22 Jul 2026 15:15:00 +0000

Type Values Removed Values Added
Title Side‑Channel Leakage via WebAuthentication API in Chrome for iOS

Thu, 16 Jul 2026 12:30:00 +0000

Type Values Removed Values Added
Title Side‑Channel Leakage via WebAuthentication API in Chrome for iOS

Tue, 14 Jul 2026 01:00:00 +0000

Type Values Removed Values Added
Title Side-Channel Leakage in Chrome iOS WebAuthentication API

Sun, 12 Jul 2026 10:30:00 +0000

Type Values Removed Values Added
Title Side-Channel Leakage in Chrome iOS WebAuthentication API

Fri, 10 Jul 2026 17:45:00 +0000

Type Values Removed Values Added
Title Side‑Channel Information Leakage via WebAuthentication in Chrome for iOS

Thu, 09 Jul 2026 21:15:00 +0000

Type Values Removed Values Added
Title Side‑Channel Information Leakage via WebAuthentication in Chrome for iOS

Wed, 08 Jul 2026 14:30:00 +0000

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

Tue, 07 Jul 2026 21:30:00 +0000

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

Mon, 06 Jul 2026 20:45:00 +0000

Type Values Removed Values Added
Title Side‑Channel Information Leakage via WebAuthentication in Chrome for iOS

Mon, 06 Jul 2026 19:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-203

Mon, 06 Jul 2026 03:30:00 +0000

Type Values Removed Values Added
Title Side‑Channel Information Leakage via WebAuthentication in Chrome for iOS

Sun, 05 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
Title WebAuthentication API Side‑Channel Leak in Chrome for iOS

Sun, 05 Jul 2026 07:00:00 +0000

Type Values Removed Values Added
Title WebAuthentication API Side‑Channel Leak in Chrome for iOS

Sat, 04 Jul 2026 19:45:00 +0000

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

Sat, 04 Jul 2026 07:45:00 +0000

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

Fri, 03 Jul 2026 16:30:00 +0000

Type Values Removed Values Added
Title Side‑channel Information Leakage via WebAuthentication in Chrome for iOS

Fri, 03 Jul 2026 05:15:00 +0000

Type Values Removed Values Added
Title Side‑channel Information Leakage via WebAuthentication in Chrome for iOS

Thu, 02 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Title Cross-Origin Data Leakage via WebAuthentication in Chrome iOS

Thu, 02 Jul 2026 06:30:00 +0000

Type Values Removed Values Added
Title Cross-Origin Data Leakage via WebAuthentication in Chrome iOS

Wed, 01 Jul 2026 22:15:00 +0000

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

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

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

Wed, 01 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-203
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 10:00:00 +0000

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

Wed, 01 Jul 2026 08:00:00 +0000

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

Wed, 01 Jul 2026 02:15:00 +0000

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

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: Low)
Weaknesses CWE-1300
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-07-06T18:56:11.630Z

Reserved: 2026-06-29T23:11:36.889Z

Link: CVE-2026-14074

cve-icon Vulnrichment

Updated: 2026-07-01T12:50:09.733Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-25T23:00:17Z

Weaknesses