CVE-2026-11156: Inappropriate implementation in Google Chrome
A vulnerability in Google Chrome prior to version 149.0.7827.53 involves an inappropriate implementation in CSS that allows a remote attacker to leak cross-origin data via a crafted HTML page. The issue has a medium severity rating with a CVSS score of 4.3. This vulnerability does not impact integrity or availability but can lead to limited confidentiality loss. No known exploits are reported in the wild. The vendor advisory linked does not explicitly confirm a patch or remediation status.
AI Analysis
Technical Summary
CVE-2026-11156 is a medium severity vulnerability in Google Chrome's CSS implementation before version 149.0.7827.53. It allows remote attackers to leak cross-origin data by crafting a malicious HTML page. The vulnerability is categorized under CWE-352 (Cross-Site Request Forgery), indicating a potential weakness in request validation or handling. The CVSS vector indicates the attack requires no privileges but user interaction and results in confidentiality impact only. No official remediation level or patch confirmation is provided in the vendor advisory.
Potential Impact
The vulnerability enables remote attackers to leak cross-origin data, potentially exposing sensitive information from other origins. There is no impact on data integrity or availability. The confidentiality impact is limited but could be significant depending on the data leaked. No known active exploitation has 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 and administrators should monitor official Google Chrome release notes and apply updates promptly once a fix is confirmed.
CVE-2026-11156: Inappropriate implementation in Google Chrome
Description
A vulnerability in Google Chrome prior to version 149.0.7827.53 involves an inappropriate implementation in CSS that allows a remote attacker to leak cross-origin data via a crafted HTML page. The issue has a medium severity rating with a CVSS score of 4.3. This vulnerability does not impact integrity or availability but can lead to limited confidentiality loss. No known exploits are reported in the wild. The vendor advisory linked does not explicitly confirm a patch or remediation status.
CVSS v3.1
Score 4.3medium
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-11156 is a medium severity vulnerability in Google Chrome's CSS implementation before version 149.0.7827.53. It allows remote attackers to leak cross-origin data by crafting a malicious HTML page. The vulnerability is categorized under CWE-352 (Cross-Site Request Forgery), indicating a potential weakness in request validation or handling. The CVSS vector indicates the attack requires no privileges but user interaction and results in confidentiality impact only. No official remediation level or patch confirmation is provided in the vendor advisory.
Potential Impact
The vulnerability enables remote attackers to leak cross-origin data, potentially exposing sensitive information from other origins. There is no impact on data integrity or availability. The confidentiality impact is limited but could be significant depending on the data leaked. No known active exploitation has 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 and administrators should monitor official Google Chrome release notes and apply updates promptly once a fix is confirmed.
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: 06/04/2026, 23:20:52 UTC
Last enriched: 06/12/2026, 10:32:20 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 38
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