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CVE-2026-106199 is an incorrect-authorization vulnerability in the Actor component of Google Chrome for Android before version 155.0.8059.39. A remote attacker who has already compromised a renderer process could potentially bypass site isolation through a crafted HTML page. The vulnerability does not itself establish an initial renderer-compromise mechanism.
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An incorrect authorization vulnerability in Google Chrome's Actor component could allow an attacker who has already compromised the renderer process to bypass site isolation using a crafted HTML page. The reference identifies Chrome on Android before version 155.0.8059.39 and flags Debian Chromium packages as affected without a vendor-supplied patch. Chromium rates the flaw Low, while the Nessus plugin reports Critical severity and a CVSS v3 score of 9.8; the reference does not reconcile these ratings.
An incorrect authorization vulnerability in Chrome's Actor component affects Google Chrome on Android before version 155.0.8059.39. An attacker who has already compromised the renderer process could potentially bypass site isolation using a crafted HTML page. Chromium rates the vulnerability as Low severity.
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Every observed campaign linking this CVE to a named adversary.
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Cross-references every affected SKU, including bundled OEM variants.
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