What’s Vulnerable › Vulnerabilities

CVE-2026-106425

• Severity: medium (CVSS 4.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-06 · updated 2026-10-13
• Weakness: CWE-862

Description

Missing authorization in BrowserTag in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Affected products

• Google Chrome: before 155.0.8059.39 — fixed in 155.0.8059.39

How to fix

Upgrade to a fixed version: Google Chrome 155.0.8059.39. Check the vendor advisory for mitigations.

References

• https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html
• https://issues.chromium.org/issues/501790682

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