CVE-2026-17730: Side-channel information leakage in Google Chrome
CVE-2026-17730 is a medium severity side-channel information leakage vulnerability in the Autofill feature of Google Chrome. It affects versions prior to 151.0.7922.72 and allows a remote attacker to leak cross-origin data by convincing a user to perform specific UI gestures on a crafted HTML page. The vulnerability does not impact integrity or availability and requires user interaction. No known exploits are reported in the wild.
AI Analysis
Technical Summary
This vulnerability involves side-channel information leakage in the Autofill component of Google Chrome before version 151.0.7922.72. An attacker who convinces a user to perform certain UI gestures on a maliciously crafted webpage can cause cross-origin data to be leaked. The issue is classified with a CVSS score of 4.3 (medium severity) and does not affect data integrity or availability. The vulnerability requires user interaction and remote network access. The vendor has published an advisory but has not explicitly stated the remediation level or patch availability in the provided data.
Potential Impact
The vulnerability allows an attacker to leak limited cross-origin data from the browser's Autofill feature, potentially exposing user information. It does not allow modification or destruction of data and does not affect system availability. Exploitation requires user interaction, limiting the risk to targeted attacks.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html for current remediation guidance. Users and administrators should monitor for updates to Chrome version 151.0.7922.72 or later, which presumably address this issue.
CVE-2026-17730: Side-channel information leakage in Google Chrome
Description
CVE-2026-17730 is a medium severity side-channel information leakage vulnerability in the Autofill feature of Google Chrome. It affects versions prior to 151.0.7922.72 and allows a remote attacker to leak cross-origin data by convincing a user to perform specific UI gestures on a crafted HTML page. The vulnerability does not impact integrity or availability and requires user interaction. No known exploits are reported in the wild.
CVSS v3.1
Score 4.3medium
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves side-channel information leakage in the Autofill component of Google Chrome before version 151.0.7922.72. An attacker who convinces a user to perform certain UI gestures on a maliciously crafted webpage can cause cross-origin data to be leaked. The issue is classified with a CVSS score of 4.3 (medium severity) and does not affect data integrity or availability. The vulnerability requires user interaction and remote network access. The vendor has published an advisory but has not explicitly stated the remediation level or patch availability in the provided data.
Potential Impact
The vulnerability allows an attacker to leak limited cross-origin data from the browser's Autofill feature, potentially exposing user information. It does not allow modification or destruction of data and does not affect system availability. Exploitation requires user interaction, limiting the risk to targeted attacks.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html for current remediation guidance. Users and administrators should monitor for updates to Chrome version 151.0.7922.72 or later, which presumably address this issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-27T23:34:32.798Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","vendor":"Google"}]
Threat ID: 6a6aa0889c2644c7f849a9ff
Added to database: 07/30/2026, 00:53:28 UTC
Last enriched: 08/06/2026, 17:56:09 UTC
Last updated: 09/12/2026, 22:01:31 UTC
Views: 38
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