CVE-2026-15778: Insufficient validation of untrusted input in Google Chrome
A vulnerability in Google Chrome prior to version 150.0.7871.125 allows a remote attacker who has compromised the renderer process to bypass navigation restrictions via crafted HTML. This is due to insufficient validation of untrusted input in the navigation component. The issue is classified with medium severity by Chromium security.
AI Analysis
Technical Summary
CVE-2026-15778 is a vulnerability in Google Chrome's navigation handling where insufficient validation of untrusted input allows a remote attacker, with control over the renderer process, to bypass navigation restrictions using a specially crafted HTML page. This affects versions prior to 150.0.7871.125. The vulnerability was publicly disclosed with no CVSS score assigned and no known exploits in the wild at the time of publication.
Potential Impact
An attacker who has already compromised the renderer process can bypass navigation restrictions, potentially leading to unauthorized navigation actions within the browser. The impact is limited to scenarios where the renderer process is compromised, and it does not indicate direct remote code execution or broader compromise without that prerequisite.
Mitigation Recommendations
A fix is available in Google Chrome version 150.0.7871.125. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation guidance is provided by the vendor advisory.
CVE-2026-15778: Insufficient validation of untrusted input in Google Chrome
Description
A vulnerability in Google Chrome prior to version 150.0.7871.125 allows a remote attacker who has compromised the renderer process to bypass navigation restrictions via crafted HTML. This is due to insufficient validation of untrusted input in the navigation component. The issue is classified with medium severity by Chromium security.
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
CVE-2026-15778 is a vulnerability in Google Chrome's navigation handling where insufficient validation of untrusted input allows a remote attacker, with control over the renderer process, to bypass navigation restrictions using a specially crafted HTML page. This affects versions prior to 150.0.7871.125. The vulnerability was publicly disclosed with no CVSS score assigned and no known exploits in the wild at the time of publication.
Potential Impact
An attacker who has already compromised the renderer process can bypass navigation restrictions, potentially leading to unauthorized navigation actions within the browser. The impact is limited to scenarios where the renderer process is compromised, and it does not indicate direct remote code execution or broader compromise without that prerequisite.
Mitigation Recommendations
A fix is available in Google Chrome version 150.0.7871.125. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation guidance is provided by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-14T18:31:18.338Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0353146366.html","vendor":"Google"}]
Threat ID: 6a569d1b68715ace43280973
Added to database: 07/14/2026, 20:33:31 UTC
Last enriched: 07/14/2026, 21:20:29 UTC
Last updated: 07/14/2026, 23:07:30 UTC
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.