CVE-2026-13798: Heap buffer overflow in Google Chrome
Heap buffer overflow in Chromecast in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
CVE-2026-13798 is a heap buffer overflow vulnerability in the Chromecast feature of Google Chrome before version 150.0.7871.47. An attacker with control over the renderer process can exploit this flaw to perform a sandbox escape via a crafted HTML page. This vulnerability could lead to full compromise of the browser process and potentially the underlying system. The issue is publicly disclosed and assigned a critical severity rating with a CVSS v3.1 score of 9.6, reflecting high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows a remote attacker who has compromised the renderer process to escape the Chrome sandbox, potentially leading to arbitrary code execution with elevated privileges. This compromises the security boundaries designed to isolate web content, risking full system compromise.
Mitigation Recommendations
Google has released Chrome version 150.0.7871.47 which addresses this vulnerability. Users and administrators should update to this version or later to mitigate the risk. Patch status is confirmed by the vendor advisory linked in the source. No additional mitigations are specified by the vendor.
CVE-2026-13798: Heap buffer overflow in Google Chrome
Description
Heap buffer overflow in Chromecast in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 9.6critical
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-13798 is a heap buffer overflow vulnerability in the Chromecast feature of Google Chrome before version 150.0.7871.47. An attacker with control over the renderer process can exploit this flaw to perform a sandbox escape via a crafted HTML page. This vulnerability could lead to full compromise of the browser process and potentially the underlying system. The issue is publicly disclosed and assigned a critical severity rating with a CVSS v3.1 score of 9.6, reflecting high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows a remote attacker who has compromised the renderer process to escape the Chrome sandbox, potentially leading to arbitrary code execution with elevated privileges. This compromises the security boundaries designed to isolate web content, risking full system compromise.
Mitigation Recommendations
Google has released Chrome version 150.0.7871.47 which addresses this vulnerability. Users and administrators should update to this version or later to mitigate the risk. Patch status is confirmed by the vendor advisory linked in the source. No additional mitigations are specified by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-29T23:03:20.375Z
- 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: 6a444c1127e9c7971985c847
Added to database: 06/30/2026, 23:06:57 UTC
Last enriched: 07/08/2026, 11:54:40 UTC
Last updated: 08/13/2026, 12:41:08 UTC
Views: 54
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