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CVE-2026-106349 is a use-after-free vulnerability in the V8 JavaScript engine in Google Chrome versions before 155.0.8059.39. A remote attacker can exploit the vulnerability through a crafted HTML page to execute arbitrary code inside the Chrome sandbox. The affected function and precise memory-lifetime error are not specified.
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No public exploit code observed for this vulnerability.
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2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A high-severity use-after-free vulnerability in V8 affecting Google Chrome before 155.0.8059.39 enables remote arbitrary code execution inside the browser sandbox through a crafted HTML page. The Nessus plugin identifies affected Chromium packages without a vendor-supplied patch and states that there is no known solution. The reported CVSS v3 base score is 8.8.
A high-severity use-after-free vulnerability in Chrome's V8 engine affects Google Chrome versions before 155.0.8059.39. A remote attacker can use a crafted HTML page to execute arbitrary code inside the sandbox; sandbox escape is not described.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
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Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.