Description
Improper input validation in DataTransfer in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a co-installed app. (Chromium security severity: High)
Published: 2026-09-01
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: Unauthenticated privilege escalation
Action: Immediate Patch
AI Analysis

Impact

Improper input validation in Chrome’s DataTransfer component allows a remote attacker to bypass system access restrictions via a co‑installed application, enabling privilege escalation.

Affected Systems

Users running any version of Google Chrome before 152.0.7977.75 are affected.

Risk and Exploitability

The CVE has a high severity with a CVSS score of 9.8. The EPSS score is less than 1%, indicating a low probability of exploitation, and it is not listed in the CISA KEV catalog. The likely attack vector involves a social engineering approach that tricks a user into installing a co‑installed app capable of exploiting this flaw.

Generated by OpenCVE AI on September 3, 2026 at 11:39 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Update Chrome to version 152.0.7977.75 or later.
  • Remove any co‑installed applications that could exploit DataTransfer.
  • Ensure Chrome automatically receives updates to maintain current security fixes.

Generated by OpenCVE AI on September 3, 2026 at 11:39 UTC.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-4771-1 chromium security update
Debian DSA Debian DSA DSA-6482-1 chromium security update
History

Thu, 17 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Thu, 03 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

Thu, 03 Sep 2026 12:00:00 +0000

Type Values Removed Values Added
Title DataTransfer Input Validation Vulnerability in Chrome Enables Privilege Escalation

Wed, 02 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Wed, 02 Sep 2026 04:30:00 +0000

Type Values Removed Values Added
Title DataTransfer Input Validation Vulnerability in Chrome Enables Privilege Escalation

Wed, 02 Sep 2026 02:15:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Wed, 02 Sep 2026 00:00:00 +0000

Type Values Removed Values Added
Description Improper input validation in DataTransfer in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a co-installed app. (Chromium security severity: High)
Weaknesses CWE-20
References

Subscriptions

Google Chrome
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-09-17T19:04:47.224Z

Reserved: 2026-09-01T16:20:12.629Z

Link: CVE-2026-84325

cve-icon Vulnrichment

Updated: 2026-09-02T18:41:55.292Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-02T00:18:27.340

Modified: 2026-09-03T17:12:27.413

Link: CVE-2026-84325

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-03T11:45:03Z

Weaknesses
  • CWE-20

    Improper Input Validation