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LOW · 3.1

CVE-2026-11247

Insufficient policy enforcement in CustomTabs in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severit...

Vulnerability Description

Insufficient policy enforcement in CustomTabs in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

CVSS Score

3.1

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
GoogleChrome< 149.0.7827.53
GoogleAndroid-

Related Weaknesses (CWE)

CWE-693

References

FAQ

What is CVE-2026-11247?

CVE-2026-11247 is a vulnerability with a CVSS score of 3.1 (LOW). Insufficient policy enforcement in CustomTabs in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severit...

How severe is CVE-2026-11247?

CVE-2026-11247 has been rated LOW with a CVSS base score of 3.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-11247?

Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Google Android.