CVE-2026-121198 Details
Description
Confused deputy in WebUI in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
A confused deputy vulnerability has been identified in the WebUI component of Google Chrome, affecting versions prior to 157.0.8103.38. This vulnerability allows remote attackers, through social engineering, to bypass the web origin policy by using a crafted HTML page.
Users can update to Google Chrome version 157.0.8103.38 or later to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Nov 4, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html | [email protected] | Release NotesVendor Advisory |
| https://issues.chromium.org/issues/563340726 | [email protected] | Permissions Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-441 | Unintended Proxy or Intermediary ('Confused Deputy') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| google chrome | < 157.0.8103.38 |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 5, 2026 | Initial Analysis | [email protected] |
| Nov 4, 2026 | CVE Modified | CISA-ADP |
| Nov 3, 2026 | New CVE Received | [email protected] |