Skip to main content

Google Chrome CVE-2026-9123

| EUVD-2026-31170 HIGH
Heap-based Buffer Overflow (CWE-122)
2026-05-20 Chrome GHSA-q8x9-c3xr-45r5
7.5
CVSS 3.1
Share

CVSS VectorNVD

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Analysis Generated
May 20, 2026 - 22:31 vuln.today
CVSS changed
May 20, 2026 - 20:22 NVD
7.5 (HIGH)
Patch available
May 20, 2026 - 20:02 EUVD
CVE Published
May 20, 2026 - 19:12 nvd
UNKNOWN (no severity yet)

DescriptionNVD

Heap buffer overflow in Chromecast in Google Chrome on Android, Linux, ChromeOS prior to 148.0.7778.179 allowed a local attacker to execute arbitrary code inside a sandbox via malicious network traffic. (Chromium security severity: Medium)

AnalysisAI

Heap buffer overflow in the Chromecast component of Google Chrome on Android, Linux, and ChromeOS prior to version 148.0.7778.179 allows an adjacent-network attacker to execute arbitrary code within the renderer sandbox via malicious network traffic. Google's Chrome team reported the issue with a Medium severity rating, and no public exploit identified at time of analysis. …

Sign in for full analysis, threat intelligence, and remediation guidance.

RemediationAI

Within 24 hours: Inventory all Chrome deployments across Android, Linux, and ChromeOS systems to determine organizational scope. Within 7 days: Deploy Chrome version 148.0.7778.179 to all affected endpoints through your standard patch management process. …

Sign in for detailed remediation steps.

Vendor StatusVendor

Share

CVE-2026-9123 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy