CVE-2026-11155: Insufficient policy enforcement in Google Chrome
CVE-2026-11155 is a vulnerability in Google Chrome prior to version 149. 0. 7827. 53 involving insufficient policy enforcement in CSS. This flaw allows a remote attacker to leak cross-origin data by using a crafted HTML page. The issue is classified with medium severity by Chromium security. There is no CVSS score provided, and no explicit patch or remediation level is confirmed in the available data. The vendor advisory link is provided but does not specify patch status in the input data. No known exploits in the wild have been reported.
AI Analysis
Technical Summary
This vulnerability arises from an inappropriate implementation of CSS in Google Chrome versions before 149.0.7827.53. It permits a remote attacker to bypass cross-origin data restrictions, potentially leaking sensitive information by crafting a malicious HTML page. The vulnerability is recognized as medium severity by Chromium security. No CVSS score or detailed remediation information is included in the provided data. The vendor advisory is referenced but does not explicitly confirm patch availability or mitigation steps.
Potential Impact
The impact of this vulnerability is the potential leakage of cross-origin data, which could expose sensitive information from other origins to a remote attacker. This could undermine the browser's same-origin policy protections. No evidence of active exploitation has been reported, and the severity is assessed as medium by Chromium security.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html for current remediation guidance. Until official fixes are confirmed, users should consider updating to the latest Chrome version once available. No specific mitigation steps are provided in the current advisory data.
CVE-2026-11155: Insufficient policy enforcement in Google Chrome
Description
CVE-2026-11155 is a vulnerability in Google Chrome prior to version 149. 0. 7827. 53 involving insufficient policy enforcement in CSS. This flaw allows a remote attacker to leak cross-origin data by using a crafted HTML page. The issue is classified with medium severity by Chromium security. There is no CVSS score provided, and no explicit patch or remediation level is confirmed in the available data. The vendor advisory link is provided but does not specify patch status in the input data. No known exploits in the wild have been reported.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability arises from an inappropriate implementation of CSS in Google Chrome versions before 149.0.7827.53. It permits a remote attacker to bypass cross-origin data restrictions, potentially leaking sensitive information by crafting a malicious HTML page. The vulnerability is recognized as medium severity by Chromium security. No CVSS score or detailed remediation information is included in the provided data. The vendor advisory is referenced but does not explicitly confirm patch availability or mitigation steps.
Potential Impact
The impact of this vulnerability is the potential leakage of cross-origin data, which could expose sensitive information from other origins to a remote attacker. This could undermine the browser's same-origin policy protections. No evidence of active exploitation has been reported, and the severity is assessed as medium by Chromium security.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html for current remediation guidance. Until official fixes are confirmed, users should consider updating to the latest Chrome version once available. No specific mitigation steps are provided in the current advisory data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-04T17:10:32.203Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html","vendor":"Google"}]
Threat ID: 6a220854e29bf47b50dbcb53
Added to database: 6/4/2026, 11:20:52 PM
Last enriched: 6/5/2026, 1:04:18 AM
Last updated: 6/5/2026, 5:02:33 AM
Views: 2
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