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CVE-2026-106409 is an incorrect reference resolution vulnerability in the WebAppInstalls component of Google Chrome on macOS before version 155.0.8059.39. A remote attacker who has already compromised the renderer process can exploit the flaw through crafted network traffic to execute arbitrary code outside the Chrome sandbox.
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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.
An incorrect reference resolution vulnerability in Chrome's WebAppInstalls component permits sandbox escape and arbitrary code execution through crafted network traffic, provided the attacker has already compromised the renderer process. The Nessus advisory flags affected Debian Chromium packages as vendor-unpatched. It assigns a CVSS v3 base score of 8.3, while the underlying Chromium severity is Medium.
An incorrect reference resolution vulnerability in Chrome's WebAppInstalls component on Mac allows a remote attacker with an already-compromised renderer process to execute arbitrary code outside the sandbox using crafted network traffic. The advisory rates the vulnerability Medium severity and identifies versions before 155.0.8059.39 as affected.
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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.