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4.3

Chrome and Chromium may expose data from other sites

CVE-2026-106213 · published 29 days ago
Summary

A timing flaw in the WebAudio feature of Chrome and Chromium versions before 155.0.8059.39 can allow a malicious web page to read information from other websites. This could let an attacker see data that should stay private. Update the browsers to the latest version to close the gap.

What to do
  • Update google chrome to version 155.0.8059.39 or later.
Affected software
Ecosystem VendorProductAffected versions
– google chrome < 155.0.8059.39
Debian:12 debian chromium All versions
Original advisory text
DEBIAN-CVE-2026-106213
Race condition in WebAudio in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to potentially leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
4.3 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-362Race Condition
Timeline
Published6 Oct 2026
Updated29 Oct 2026
First seen6 Oct 2026
Sources
CVE-2026-106213 · NVD
CVE-2026-106213 · MITRE
DEBIAN-CVE-2026-106213 · OSV
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