CVE-2026-6305: Heap buffer overflow in Google Chrome
Heap buffer overflow in PDFium in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted PDF file. (Chromium security severity: High)
AI Analysis
Technical Summary
This vulnerability involves a heap buffer overflow in the PDFium library used by Google Chrome. It affects Chrome versions before 147.0.7727.101 and enables remote code execution inside the sandbox through malicious PDF files. The issue was publicly disclosed with a high severity rating by Chromium security. The vendor advisory URL points to a stable channel update that presumably includes the fix, although explicit patch details are not provided in the input data.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code within the sandbox environment of Google Chrome, potentially compromising the security of the affected system. However, no known exploits have been reported in the wild, and the impact is limited to versions prior to 147.0.7727.101.
Mitigation Recommendations
Users should update Google Chrome to version 147.0.7727.101 or later to remediate this vulnerability. The vendor advisory indicates a stable channel update addressing this issue. Patch status is not explicitly confirmed in the input data, so users should consult the official Google Chrome release notes at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html for the latest remediation guidance.
CVE-2026-6305: Heap buffer overflow in Google Chrome
Description
Heap buffer overflow in PDFium in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted PDF file. (Chromium security severity: High)
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a heap buffer overflow in the PDFium library used by Google Chrome. It affects Chrome versions before 147.0.7727.101 and enables remote code execution inside the sandbox through malicious PDF files. The issue was publicly disclosed with a high severity rating by Chromium security. The vendor advisory URL points to a stable channel update that presumably includes the fix, although explicit patch details are not provided in the input data.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code within the sandbox environment of Google Chrome, potentially compromising the security of the affected system. However, no known exploits have been reported in the wild, and the impact is limited to versions prior to 147.0.7727.101.
Mitigation Recommendations
Users should update Google Chrome to version 147.0.7727.101 or later to remediate this vulnerability. The vendor advisory indicates a stable channel update addressing this issue. Patch status is not explicitly confirmed in the input data, so users should consult the official Google Chrome release notes at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html for the latest remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-04-14T18:12:22.696Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html","vendor":"Google"}]
Threat ID: 69dfe7b982d89c981f913ccc
Added to database: 4/15/2026, 7:32:09 PM
Last enriched: 4/15/2026, 7:48:57 PM
Last updated: 4/16/2026, 7:05:56 AM
Views: 7
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