Live › vulnerability › CVE-2026-121123
A memory-handling bug in Chrome's Canvas feature lets a crafted HTML page make the browser run attacker code inside the sandbox. Chromium rates it High severity.
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 running Google Chrome before 157.0.8103.38 who visits untrusted web pages. The attack works through a crafted HTML page, so no login is needed, but the code runs only inside the browser sandbox. Chromium-based browsers that pick up the same Chromium fix are likely also exposed; the sources do not say which.
No product ranges from the sources yet.
chrome://version157.0.8103.38157.0.8103.38 or laterEach row is the first time that source carried this signal. The analyst’s rows are its own findings.
Use after free in Canvas in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
This page as .md · .json · in your agent: get_signal("CVE-2026-121123")
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