CVE-2026-93381: Buffer overflow in Google Chrome
Buffer overflow in PDFium in Google Chrome on on Windows prior to 153.0.8010.52 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code inside the sandbox via a crafted PDF file. (Chromium security severity: High)
AI Analysis
Technical Summary
CVE-2026-93381 is a buffer overflow vulnerability in the PDFium library used by Google Chrome on Windows platforms. It affects versions before 153.0.8010.52. Exploitation requires a crafted PDF file and social engineering to trigger arbitrary code execution inside the sandbox. The vulnerability is rated high severity by Chromium security. Google has published a stable channel update to fix this issue.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary code within the sandboxed environment of Google Chrome on Windows. This could lead to unauthorized actions within the browser context, potentially compromising user data or browser integrity. However, exploitation requires user interaction via social engineering.
Mitigation Recommendations
Google has released an official stable channel update for Google Chrome that addresses this vulnerability. Users should update to version 153.0.8010.52 or later to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-93381: Buffer overflow in Google Chrome
Description
Buffer overflow in PDFium in Google Chrome on on Windows prior to 153.0.8010.52 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code inside the sandbox via a crafted PDF file. (Chromium security severity: High)
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-93381 is a buffer overflow vulnerability in the PDFium library used by Google Chrome on Windows platforms. It affects versions before 153.0.8010.52. Exploitation requires a crafted PDF file and social engineering to trigger arbitrary code execution inside the sandbox. The vulnerability is rated high severity by Chromium security. Google has published a stable channel update to fix this issue.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary code within the sandboxed environment of Google Chrome on Windows. This could lead to unauthorized actions within the browser context, potentially compromising user data or browser integrity. However, exploitation requires user interaction via social engineering.
Mitigation Recommendations
Google has released an official stable channel update for Google Chrome that addresses this vulnerability. Users should update to version 153.0.8010.52 or later to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-17T19:34:56.840Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0194356994.html","vendor":"Google"}]
Threat ID: 6aac58d855bf5e2cf5ef74b4
Added to database: 09/17/2026, 21:17:13 UTC
Last enriched: 09/17/2026, 21:31:37 UTC
Last updated: 09/18/2026, 04:01:23 UTC
Views: 8
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