CVE-2026-87638: Out of bounds write in Google Chrome
An out-of-bounds write vulnerability exists in the Media component of Google Chrome versions prior to 153.0.8010.36. This flaw could allow a remote attacker to execute arbitrary code outside the browser sandbox by delivering a crafted HTML page. The vulnerability is rated with medium severity by Chromium security. A vendor advisory confirms the issue and indicates that version 153.0.8010.36 addresses the vulnerability.
AI Analysis
Technical Summary
CVE-2026-87638 is an out-of-bounds write vulnerability in the Media component of Google Chrome. It affects Chrome versions before 153.0.8010.36 and could enable remote code execution outside the sandbox via a specially crafted HTML page. The vulnerability was publicly disclosed and assigned a medium severity rating by Chromium security. Google has released Chrome version 153.0.8010.36 to fix this issue.
Potential Impact
Successful exploitation could allow a remote attacker to execute arbitrary code outside the sandbox, potentially compromising the security boundary of the browser. This could lead to unauthorized actions on the affected system. However, there are no known exploits in the wild at this time.
Mitigation Recommendations
Users should update Google Chrome to version 153.0.8010.36 or later to remediate this vulnerability. The vendor advisory from Google confirms this update addresses the issue. No additional mitigation steps are indicated.
CVE-2026-87638: Out of bounds write in Google Chrome
Description
An out-of-bounds write vulnerability exists in the Media component of Google Chrome versions prior to 153.0.8010.36. This flaw could allow a remote attacker to execute arbitrary code outside the browser sandbox by delivering a crafted HTML page. The vulnerability is rated with medium severity by Chromium security. A vendor advisory confirms the issue and indicates that version 153.0.8010.36 addresses the vulnerability.
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-2026-87638 is an out-of-bounds write vulnerability in the Media component of Google Chrome. It affects Chrome versions before 153.0.8010.36 and could enable remote code execution outside the sandbox via a specially crafted HTML page. The vulnerability was publicly disclosed and assigned a medium severity rating by Chromium security. Google has released Chrome version 153.0.8010.36 to fix this issue.
Potential Impact
Successful exploitation could allow a remote attacker to execute arbitrary code outside the sandbox, potentially compromising the security boundary of the browser. This could lead to unauthorized actions on the affected system. However, there are no known exploits in the wild at this time.
Mitigation Recommendations
Users should update Google Chrome to version 153.0.8010.36 or later to remediate this vulnerability. The vendor advisory from Google confirms this update addresses the issue. No additional mitigation steps are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-08T22:43:36.323Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","vendor":"Google"}]
Threat ID: 6aa0b195acd9273b49812b3d
Added to database: 09/09/2026, 01:08:37 UTC
Last enriched: 09/09/2026, 01:23:26 UTC
Last updated: 09/09/2026, 01:32:09 UTC
Views: 2
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