CVE-2026-11686: Untrusted Input XSS in Chrome Dawn <149.0.7827.103 (macOS)
CVE-2026-11686 Published on June 8, 2026
Insufficient validation of untrusted input in Dawn in Google Chrome on macOS prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
Vulnerability Analysis
CVE-2026-11686 is exploitable with network access, requires user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2026-11686
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Affected Versions
Google Chrome:- Version 149.0.7827.103 and below 149.0.7827.103 is affected.