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CVE-2026-106221 is a confused-deputy vulnerability in the WebAPKs component of Google Chrome on Android before version 155.0.8059.39. A remote attacker leveraging social engineering can use a crafted HTML page to bypass web origin policy.
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No public exploit code observed for this vulnerability.
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Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A confused-deputy vulnerability in Chrome WebAPKs on Android before version 155.0.8059.39 allows a remote attacker using social engineering and a crafted HTML page to bypass web-origin policy. Nessus plugin 363506 identifies vendor-reported vulnerable packages without an available vendor patch, including Debian's chromium package. The reference contains inconsistent severity assessments: Chromium rates the flaw Low, while the plugin reports Critical with a CVSS v3 base score of 9.8. Nessus relies on reported package presence rather than confirming exploitation.
A confused-deputy vulnerability in Chrome WebAPKs on Android before version 155.0.8059.39 allows a remote attacker using social engineering and a crafted HTML page to bypass web origin policy. Chromium rates its severity as Low.
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.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.