Heap Buffer Overflow in Google Chrome's PDFium Component
CVE-2026-2648

8.8HIGH

Key Information:

Vendor

Google
Status
Chrome
Vendor
CVE Published:
18 February 2026

What is CVE-2026-2648?

A heap buffer overflow vulnerability exists in the PDFium component of Google Chrome before version 145.0.7632.109. This flaw allows remote attackers to craft malicious PDF files, leading to out-of-bounds memory writings, potentially compromising user systems. Attackers can exploit this vulnerability to execute arbitrary code, resulting in unauthorized access and system manipulation. Users must update to the latest version of Google Chrome to mitigate the risks associated with this vulnerability.

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Affected Version(s)

Chrome 145.0.7632.109

References

https://chromereleases.googleblog.com/2026/02/stable-chan...
https://issues.chromium.org/issues/477033835

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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