Live › vulnerability › CVE-2026-121087
Improper input validation in the mobile version of Google Chrome lets a remote attacker bypass the web origin policy using a crafted HTML page. Chromium rates it High severity, and the sources give no further detail on what data is exposed.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-11-03 21:19 UTC. All times on this page are UTC.
Anyone using Chrome on a mobile device before version 157.0.8103.38 who visits a page an attacker controls. Desktop Chrome and other browsers are not named in the sources. Teams that manage mobile devices should confirm Chrome versions across them.
No product ranges from the sources yet.
157.0.8103.38 is affected; move to 157.0.8103.38 or later.Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Improper input validation in Mobile in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: High)
This page as .md · .json · in your agent: get_signal("CVE-2026-121087")
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