CVE-2026-11156: Inappropriate implementation in Google Chrome
CVE-2026-11156 is a vulnerability in Google Chrome prior to version 149. 0. 7827. 53 involving an inappropriate implementation in CSS. This flaw allows a remote attacker to leak cross-origin data by using a crafted HTML page. The vulnerability has been assigned a medium severity by Chromium security. There is no CVSS score available, and no explicit patch or remediation level is provided in the data. The vendor advisory link points to a Chrome stable channel update announcement, but patch status is not explicitly confirmed in the provided information.
AI Analysis
Technical Summary
This vulnerability arises from an inappropriate CSS implementation in Google Chrome versions before 149.0.7827.53. It enables a remote attacker to leak data across origins by crafting a malicious HTML page. The issue is recognized by Chromium security with a medium severity rating. No CVSS score or detailed technical exploitation information is provided. The vendor advisory references a stable channel update but does not explicitly confirm a fix for this specific issue.
Potential Impact
The vulnerability allows remote attackers to leak cross-origin data, which could lead to unauthorized disclosure of information between different web origins. This compromises the confidentiality of data accessible through the browser. No known exploits in the wild have been reported.
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. Users should update to the latest Chrome version once a fix is confirmed available. Until then, cautious browsing and avoiding untrusted sites may reduce exposure.
CVE-2026-11156: Inappropriate implementation in Google Chrome
Description
CVE-2026-11156 is a vulnerability in Google Chrome prior to version 149. 0. 7827. 53 involving an inappropriate implementation in CSS. This flaw allows a remote attacker to leak cross-origin data by using a crafted HTML page. The vulnerability has been assigned a medium severity by Chromium security. There is no CVSS score available, and no explicit patch or remediation level is provided in the data. The vendor advisory link points to a Chrome stable channel update announcement, but patch status is not explicitly confirmed in the provided information.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability arises from an inappropriate CSS implementation in Google Chrome versions before 149.0.7827.53. It enables a remote attacker to leak data across origins by crafting a malicious HTML page. The issue is recognized by Chromium security with a medium severity rating. No CVSS score or detailed technical exploitation information is provided. The vendor advisory references a stable channel update but does not explicitly confirm a fix for this specific issue.
Potential Impact
The vulnerability allows remote attackers to leak cross-origin data, which could lead to unauthorized disclosure of information between different web origins. This compromises the confidentiality of data accessible through the browser. No known exploits in the wild have been reported.
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. Users should update to the latest Chrome version once a fix is confirmed available. Until then, cautious browsing and avoiding untrusted sites may reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-04T17:10:32.493Z
- 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: 6a220854e29bf47b50dbcb57
Added to database: 6/4/2026, 11:20:52 PM
Last enriched: 6/5/2026, 1:04:12 AM
Last updated: 6/5/2026, 5:01:31 AM
Views: 2
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.