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CVE-2026-95366 is a use-after-free vulnerability in the Core component of Google Chrome before version 154.0.8037.57. A remote attacker who has already compromised the renderer process can exploit the flaw through a crafted HTML page to bypass web-origin policy. The vulnerability also affects corresponding Chromium packages.
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No public exploit code observed for this vulnerability.
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A use-of-released-resource vulnerability in Google Chrome Core permits web origin policy bypass through a crafted HTML page, provided the attacker has already compromised the renderer process. The advisory identifies affected Chainguard chromium-lang packages, rates the vulnerability Medium with a CVSS v3 base score of 6.5, and states that exploits are available. Remediation is to update chromium-lang and related packages to version 154.0.8037.92-r0 or later.
A use-of-released-resource vulnerability in Google Chrome Core affects versions before 154.0.8037.57. A remote attacker who has already compromised the renderer process can bypass web origin policy using a crafted HTML page. The reference assigns a medium severity and a CVSS v3 base score of 6.5, and reports that exploits are available. It recommends updating Chromium and related packages to 154.0.8037.57-1~deb13u1 or later. The patch publication date is September 23, 2026.
A medium-severity use-after-free vulnerability in Chrome's Core component affecting versions before 154.0.8037.57. An attacker who has already compromised the renderer process could use a crafted HTML page to bypass the web origin policy.
Use of a released resource in Core.
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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.