Description
Missing authorization in SiteIsolation in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to obtain sensitive information via a crafted PDF file. (Chromium security severity: Medium)
Published: 2026-11-03
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Wed, 04 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 04 Nov 2026 00:45:00 +0000

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

Tue, 03 Nov 2026 23:30:00 +0000

Type Values Removed Values Added
Title Missing Authorization in Chrome SiteIsolation Allows PDF Data Leakage

Tue, 03 Nov 2026 20:45:00 +0000

Type Values Removed Values Added
Description Missing authorization in SiteIsolation in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to obtain sensitive information via a crafted PDF file. (Chromium security severity: Medium)
Weaknesses CWE-862
References

Subscriptions

Google Chrome
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-11-04T18:54:34.881Z

Reserved: 2026-11-03T10:26:41.634Z

Link: CVE-2026-121194

cve-icon Vulnrichment

Updated: 2026-11-04T18:54:28.246Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-11-03T21:17:28.083

Modified: 2026-11-04T19:17:28.583

Link: CVE-2026-121194

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-04T00:30:05Z

Weaknesses