CVE-2026-13940: Uninitialized Use in Google Chrome
Uninitialized Use in Cast in Google Chrome prior to 150.0.7871.47 allowed an attacker on the local network segment to obtain potentially sensitive information from process memory via malicious network traffic. (Chromium security severity: Medium)
AI Analysis
Technical Summary
This vulnerability is an uninitialized use issue in the Cast component of Google Chrome before version 150.0.7871.47. An attacker on the local network segment can exploit this flaw by sending crafted network traffic to extract potentially sensitive information from the process memory. The CVSS 3.1 base score is 6.5, reflecting a medium severity with attack vector as adjacent network, low attack complexity, no privileges required, no user interaction, unchanged scope, and high confidentiality impact.
Potential Impact
An attacker on the local network segment can obtain potentially sensitive information from the affected Chrome process memory. There is no impact on integrity or availability. This could lead to information disclosure but does not allow code execution or denial of service.
Mitigation Recommendations
A fixed version is available: Chrome 150.0.7871.47 addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. The vendor advisory linked confirms the update but does not specify additional mitigations or temporary workarounds.
CVE-2026-13940: Uninitialized Use in Google Chrome
Description
Uninitialized Use in Cast in Google Chrome prior to 150.0.7871.47 allowed an attacker on the local network segment to obtain potentially sensitive information from process memory via malicious network traffic. (Chromium security severity: Medium)
CVSS v3.1
Score 6.5medium
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is an uninitialized use issue in the Cast component of Google Chrome before version 150.0.7871.47. An attacker on the local network segment can exploit this flaw by sending crafted network traffic to extract potentially sensitive information from the process memory. The CVSS 3.1 base score is 6.5, reflecting a medium severity with attack vector as adjacent network, low attack complexity, no privileges required, no user interaction, unchanged scope, and high confidentiality impact.
Potential Impact
An attacker on the local network segment can obtain potentially sensitive information from the affected Chrome process memory. There is no impact on integrity or availability. This could lead to information disclosure but does not allow code execution or denial of service.
Mitigation Recommendations
A fixed version is available: Chrome 150.0.7871.47 addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. The vendor advisory linked confirms the update but does not specify additional mitigations or temporary workarounds.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-29T23:03:57.305Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html","vendor":"Google"}]
Threat ID: 6a444c2127e9c7971985cd64
Added to database: 06/30/2026, 23:07:13 UTC
Last enriched: 07/01/2026, 02:53:05 UTC
Last updated: 08/13/2026, 12:41:08 UTC
Views: 49
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