CVE-2026-91737: Use after free in Google Chrome
Use after free in PDF in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
CVE-2026-91737 is a use-after-free vulnerability in the PDF handling functionality of Google Chrome versions before 153.0.8010.47. Exploitation involves a remote attacker delivering a specially crafted HTML page that triggers arbitrary code execution inside the sandbox environment. The vulnerability was publicly disclosed and patched by Google in a stable channel update.
Potential Impact
Successful exploitation could allow remote code execution within the sandboxed environment of Google Chrome, potentially leading to unauthorized actions or compromise of the browser process. The sandbox limits impact scope, but arbitrary code execution remains a significant risk.
Mitigation Recommendations
Google has released an official fix in Chrome version 153.0.8010.47. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are required beyond applying the official update.
CVE-2026-91737: Use after free in Google Chrome
Description
Use after free in PDF in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-91737 is a use-after-free vulnerability in the PDF handling functionality of Google Chrome versions before 153.0.8010.47. Exploitation involves a remote attacker delivering a specially crafted HTML page that triggers arbitrary code execution inside the sandbox environment. The vulnerability was publicly disclosed and patched by Google in a stable channel update.
Potential Impact
Successful exploitation could allow remote code execution within the sandboxed environment of Google Chrome, potentially leading to unauthorized actions or compromise of the browser process. The sandbox limits impact scope, but arbitrary code execution remains a significant risk.
Mitigation Recommendations
Google has released an official fix in Chrome version 153.0.8010.47. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are required beyond applying the official update.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-14T22:52:38.077Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html","vendor":"Google"}]
Threat ID: 6aa9aed855bf5e2cf55add2a
Added to database: 09/15/2026, 20:47:20 UTC
Last enriched: 09/15/2026, 21:02:20 UTC
Last updated: 09/16/2026, 04:01:23 UTC
Views: 7
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