CVE-2026-87554: Race condition in Google Chrome
Description
Race condition in Chromoting in Google Chrome on on Windows prior to 153.0.8010.36 allowed a local attacker to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: High)
CVSS v3.1
Score 8.1high
Affected software
Chrome
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-2026-87554 is a race condition vulnerability in the Chromoting feature of Google Chrome on Windows platforms before version 153.0.8010.36. Exploitation of this flaw by a local attacker can result in arbitrary code execution outside the sandbox, escalating privileges and compromising system security. The vulnerability is rated high severity with a CVSS 3.1 base score of 8.1, reflecting its impact on confidentiality, integrity, and availability. The vendor advisory confirms the issue and provides a fixed version.
Potential Impact
Successful exploitation allows a local attacker to execute arbitrary code outside the sandbox, which can lead to full compromise of the affected system. This impacts confidentiality, integrity, and availability of the system.
Mitigation Recommendations
Users should update Google Chrome on Windows to version 153.0.8010.36 or later, where this vulnerability is patched. The vendor advisory at https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html provides official update instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-08T22:40:28.133Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","vendor":"Google"}]
Threat ID: 6aa0b182acd9273b49812819
Added to database: 09/09/2026, 01:08:18 UTC
Last enriched: 09/16/2026, 02:01:13 UTC
Last updated: 10/22/2026, 01:15:26 UTC
Views: 20
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