CVE-2026-14155: Insufficient policy enforcement in Google Chrome
Insufficient policy enforcement in StorageAccessAPI in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
AI Analysis
Technical Summary
CVE-2026-14155 is a vulnerability in Google Chrome's StorageAccessAPI where insufficient policy enforcement permits a remote attacker to leak cross-origin data through a crafted HTML page. This issue affects Chrome versions prior to 150.0.7871.47. The vulnerability is classified under CWE-284 (Improper Access Control) and has a CVSS v3.1 base score of 6.5, indicating medium severity. The vendor advisory is available but does not explicitly confirm patch status or remediation level in the provided information.
Potential Impact
The vulnerability allows a remote attacker to bypass policy enforcement in the StorageAccessAPI, resulting in the leakage of cross-origin data. This compromises confidentiality but does not impact integrity or availability. 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_0175352312.html for current remediation guidance. Until official confirmation, users should update to Chrome version 150.0.7871.47 or later once available.
CVE-2026-14155: Insufficient policy enforcement in Google Chrome
Description
Insufficient policy enforcement in StorageAccessAPI in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
CVSS v3.1
Score 6.5medium
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-2026-14155 is a vulnerability in Google Chrome's StorageAccessAPI where insufficient policy enforcement permits a remote attacker to leak cross-origin data through a crafted HTML page. This issue affects Chrome versions prior to 150.0.7871.47. The vulnerability is classified under CWE-284 (Improper Access Control) and has a CVSS v3.1 base score of 6.5, indicating medium severity. The vendor advisory is available but does not explicitly confirm patch status or remediation level in the provided information.
Potential Impact
The vulnerability allows a remote attacker to bypass policy enforcement in the StorageAccessAPI, resulting in the leakage of cross-origin data. This compromises confidentiality but does not impact integrity or availability. 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_0175352312.html for current remediation guidance. Until official confirmation, users should update to Chrome version 150.0.7871.47 or later once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-29T23:11:52.854Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html","vendor":"Google"}]
Threat ID: 6a444c3a27e9c7971985d6a7
Added to database: 06/30/2026, 23:07:38 UTC
Last enriched: 07/08/2026, 12:52:50 UTC
Last updated: 08/14/2026, 00:41:10 UTC
Views: 107
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.