Description
Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
Published: 2026-05-28
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-6316-1 chromium security update
History

Tue, 02 Jun 2026 12:15:00 +0000

Type Values Removed Values Added
Title chromium-browser: chromium-browser: Uninitialized Use in iOS
References
Metrics threat_severity

None

threat_severity

Important


Fri, 29 May 2026 16:15:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple iphone Os
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple iphone Os

Fri, 29 May 2026 15:45:00 +0000

Type Values Removed Values Added
Title Uninitialized Use Vulnerability in Google Chrome on iOS Enables Remote Code Execution via Crafted HTML

Fri, 29 May 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

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


Fri, 29 May 2026 01:00:00 +0000

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

Fri, 29 May 2026 00:15:00 +0000

Type Values Removed Values Added
Title Uninitialized Use Vulnerability in Google Chrome on iOS Enables Remote Code Execution via Crafted HTML

Thu, 28 May 2026 22:45:00 +0000

Type Values Removed Values Added
Description Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-457
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-05-30T03:56:06.090Z

Reserved: 2026-05-28T17:25:02.357Z

Link: CVE-2026-9963

cve-icon Vulnrichment

Updated: 2026-05-29T12:38:19.679Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-28T23:16:54.527

Modified: 2026-05-29T16:06:09.290

Link: CVE-2026-9963

cve-icon Redhat

Severity : Important

Publid Date: 2026-05-27T00:00:00Z

Links: CVE-2026-9963 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-05-29T15:30:04Z

Weaknesses