CVE-2026-12458: Incorrect security UI in Google Chrome
CVE-2026-12458 is a vulnerability in Google Chrome's password management UI prior to version 149.0.7827.155. It allows a remote attacker to leak cross-origin data by convincing a user to perform specific UI gestures on a crafted HTML page. The issue is categorized as a high-severity security flaw related to incorrect UI implementation.
AI Analysis
Technical Summary
This vulnerability involves an inappropriate implementation in the password management user interface of Google Chrome versions before 149.0.7827.155. An attacker who can persuade a user to interact with a specially crafted HTML page can cause cross-origin data leakage. The flaw stems from the UI allowing unintended data exposure across origins, compromising confidentiality.
Potential Impact
The impact is a potential leak of cross-origin data, which can expose sensitive information from other web origins to an attacker. This undermines the same-origin policy protections and can lead to privacy breaches. There is no indication of active exploitation in the wild at this time.
Mitigation Recommendations
No explicit remediation level or patch availability is stated in the provided data. The vendor advisory link should be consulted for the latest update status. Since the affected version is exactly 149.0.7827.155, users should update to a later version once available to mitigate this vulnerability. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
CVE-2026-12458: Incorrect security UI in Google Chrome
Description
CVE-2026-12458 is a vulnerability in Google Chrome's password management UI prior to version 149.0.7827.155. It allows a remote attacker to leak cross-origin data by convincing a user to perform specific UI gestures on a crafted HTML page. The issue is categorized as a high-severity security flaw related to incorrect UI implementation.
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an inappropriate implementation in the password management user interface of Google Chrome versions before 149.0.7827.155. An attacker who can persuade a user to interact with a specially crafted HTML page can cause cross-origin data leakage. The flaw stems from the UI allowing unintended data exposure across origins, compromising confidentiality.
Potential Impact
The impact is a potential leak of cross-origin data, which can expose sensitive information from other web origins to an attacker. This undermines the same-origin policy protections and can lead to privacy breaches. There is no indication of active exploitation in the wild at this time.
Mitigation Recommendations
No explicit remediation level or patch availability is stated in the provided data. The vendor advisory link should be consulted for the latest update status. Since the affected version is exactly 149.0.7827.155, users should update to a later version once available to mitigate this vulnerability. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-16T19:38:30.749Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html","vendor":"Google"}]
Threat ID: 6a31ffc90b89be68889b0222
Added to database: 6/17/2026, 2:00:41 AM
Last enriched: 6/17/2026, 2:16:08 AM
Last updated: 6/17/2026, 5:09:43 AM
Views: 2
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