CVE-2026-91723: Race condition in Google Chrome
Race condition in WebAppInstalls in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to spoof UI elements via a crafted HTML page. (Chromium security severity: Medium)
AI Analysis
Technical Summary
CVE-2026-91723 is a race condition vulnerability in Google Chrome's WebAppInstalls feature affecting versions before 153.0.8010.47. Exploitation of this flaw enables a remote attacker to spoof UI elements, potentially misleading users. The vulnerability is rated medium severity by Chromium security. Google has released an official fix in Chrome version 153.0.8010.47 as documented in their stable channel update advisory.
Potential Impact
Successful exploitation could allow an attacker to spoof UI elements in the browser, which may lead to user confusion or phishing attempts by presenting deceptive interface components. There is no indication of code execution or data leakage from the provided information.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 153.0.8010.47 or later to remediate this vulnerability. The vendor advisory confirms that an official fix is available and should be applied promptly.
CVE-2026-91723: Race condition in Google Chrome
Description
Race condition in WebAppInstalls in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to spoof UI elements via a crafted HTML page. (Chromium security severity: Medium)
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-2026-91723 is a race condition vulnerability in Google Chrome's WebAppInstalls feature affecting versions before 153.0.8010.47. Exploitation of this flaw enables a remote attacker to spoof UI elements, potentially misleading users. The vulnerability is rated medium severity by Chromium security. Google has released an official fix in Chrome version 153.0.8010.47 as documented in their stable channel update advisory.
Potential Impact
Successful exploitation could allow an attacker to spoof UI elements in the browser, which may lead to user confusion or phishing attempts by presenting deceptive interface components. There is no indication of code execution or data leakage from the provided information.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 153.0.8010.47 or later to remediate this vulnerability. The vendor advisory confirms that an official fix is available and should be applied promptly.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-14T22:51:58.909Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html","vendor":"Google"}]
Threat ID: 6aa9aed555bf5e2cf55add17
Added to database: 09/15/2026, 20:47:17 UTC
Last enriched: 09/15/2026, 21:17:05 UTC
Last updated: 09/16/2026, 04:01:24 UTC
Views: 7
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.