CVE-2026-93381

Severity CVSS v4.0:

Pending analysis

Type:

CWE-122 Heap-based Buffer Overflow

Publication date:

17/09/2026

Last modified:

21/09/2026

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)

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High