CVE-2026-13821: Use after free in Google Chrome
Use after free in Canvas in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
CVE-2026-13821 is a use-after-free vulnerability affecting the Canvas implementation in Google Chrome versions before 150.0.7871.47. Exploitation requires a user to visit a specially crafted HTML page, enabling remote code execution within the sandbox environment. The vulnerability is rated high severity by Chromium security and has a CVSS v3.1 base score of 8.8, reflecting its potential impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code inside the Chrome sandbox, potentially leading to unauthorized actions or compromise of the affected system's confidentiality, integrity, and availability. However, there are no known exploits in the wild at this time.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 150.0.7871.47 or later, where this vulnerability is fixed. The vendor advisory linked confirms the availability of this update. No additional mitigation steps are indicated.
CVE-2026-13821: Use after free in Google Chrome
Description
Use after free in Canvas in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 8.8high
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-2026-13821 is a use-after-free vulnerability affecting the Canvas implementation in Google Chrome versions before 150.0.7871.47. Exploitation requires a user to visit a specially crafted HTML page, enabling remote code execution within the sandbox environment. The vulnerability is rated high severity by Chromium security and has a CVSS v3.1 base score of 8.8, reflecting its potential impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code inside the Chrome sandbox, potentially leading to unauthorized actions or compromise of the affected system's confidentiality, integrity, and availability. However, there are no known exploits in the wild at this time.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 150.0.7871.47 or later, where this vulnerability is fixed. The vendor advisory linked confirms the availability of this update. No additional mitigation steps are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-29T23:03:25.956Z
- 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: 6a444c1327e9c7971985c929
Added to database: 06/30/2026, 23:06:59 UTC
Last enriched: 07/08/2026, 11:56:13 UTC
Last updated: 08/14/2026, 00:41:10 UTC
Views: 96
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