CVE-2026-121108

HighCVSS 8.8/10Last modified Nov 5, 2026

Description

Confused deputy in BackgroundFetch in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-441

Affected software

VendorProductVersions
GoogleChrome>= 157.0.8103.38, < 157.0.8103.38

References

Timeline

Published
Nov 3, 2026
Last modified
Nov 5, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-1211098.1Inadequate encryption strength in SSL in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially bypass web origin polCVE-2026-121114.3The Appointment Booking Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 1.4.CVE-2026-1211105.4UI misrepresentation in Shopping in Google Chrome on on Android prior to 157.0.8103.38 allowed a remote attacker to spoof UI elements via a CVE-2026-1211114.3Incorrect authorization in HID in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass system access restrictions via a CVE-2026-1211128.3Out of bounds read in Permissions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer processCVE-2026-1211138.8Buffer overflow in PDFium in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox viaCVE-2026-1211149.6Use after free in TabStrip in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code outside the sandbox vCVE-2026-1211156.5Improper input validation in Shopping in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass system access restrictionsCVE-2026-1211165.3Missing authorization in WebView in Google Chrome on on Android prior to 157.0.8103.38 allowed a remote attacker who had compromised the renCVE-2026-1211178.8Use after free in Paint in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via aCVE-2026-1211188.8Use after free in SVG in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via a cCVE-2026-1211198.8Use after free in Controls in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox vi
CVE-2026-121108: High severity, CVSS 8.8 | Vulnix