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CVE-2025-10890 — Side-channel information leakage in V8 in Google Chrome prior to 140.0.7339.207 allowed a remote attacker…

Google · Chrome · Published 24 Sept 2025 · Modified 26 Sept 2026

Description

Side-channel information leakage in V8 in Google Chrome prior to 140.0.7339.207 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

References

What to do
  1. Check whether Chrome is in your asset inventory.
  2. Patch in the next maintenance window; prioritise internet-facing systems.
  3. Record the decision in your risk register for audit evidence.
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Link: adminadda.com/cve/CVE-2025-10890