CVE-2026-9996

chromium-browser: Out of bounds read in WebRTC

Published May 28, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
Out of bounds read in WebRTC in Google Chrome on Mac prior to 148.0.7778.216 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6316-1 chromium security update
History
Type Values Removed Values Added
First Time appeared Apple
Apple macos
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Title Out-of-Bounds Read in WebRTC Enables Remote Memory Disclosure on macOS Chrome chromium-browser: Out of bounds read in WebRTC
References
Metrics threat_severity

None

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'}

threat_severity

Important

Type Values Removed Values Added
Title Out-of-Bounds Read in WebRTC Enables Remote Memory Disclosure on macOS Chrome
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Description Out of bounds read in WebRTC in Google Chrome on Mac prior to 148.0.7778.216 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-125
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
May 29, 2026, 4:45 PM
Reserved
May 28, 2026, 5:25 PM
Status
Analyzed
Published
May 28, 2026, 11:16 PM
Modified
Jul 21, 2026, 12:10 PM
Severity
Important
Public date
May 27, 2026, 12:00 AM