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MEDIUM · 4.3

CVE-2026-17851

Side-channel information leakage in Autofill in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML pag...

Vulnerability Description

Side-channel information leakage in Autofill in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

CVSS Score

4.3

MEDIUM

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

Affected Products

VendorProductVersions
GoogleChrome< 151.0.7922.72

Related Weaknesses (CWE)

CWE-1300

References

FAQ

What is CVE-2026-17851?

CVE-2026-17851 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Side-channel information leakage in Autofill in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML pag...

How severe is CVE-2026-17851?

CVE-2026-17851 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-17851?

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