CVE-2026-87619: Observable discrepancy in Google Chrome
An observable discrepancy in the Prefetch feature of Google Chrome prior to version 153.0.8010.36 could allow a remote attacker to leak cross-origin data via a crafted HTML page. The issue is classified with low severity by Chromium security. There is no CVSS score available for this vulnerability. The vendor advisory indicates a stable channel update addressing this issue in version 153.0.8010.36.
AI Analysis
Technical Summary
CVE-2026-87619 describes a vulnerability in Google Chrome's Prefetch mechanism before version 153.0.8010.36. This flaw allows a remote attacker to exploit an observable discrepancy to leak cross-origin data by using a specially crafted HTML page. The vulnerability has been assigned a low severity rating by Chromium security. The vendor has released a stable channel update that includes a fix for this issue in Chrome version 153.0.8010.36.
Potential Impact
The vulnerability enables remote attackers to leak cross-origin data, potentially exposing sensitive information across different web origins. However, the impact is considered low severity, indicating limited risk or exploitability.
Mitigation Recommendations
A fix is available in Google Chrome version 153.0.8010.36. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-87619: Observable discrepancy in Google Chrome
Description
An observable discrepancy in the Prefetch feature of Google Chrome prior to version 153.0.8010.36 could allow a remote attacker to leak cross-origin data via a crafted HTML page. The issue is classified with low severity by Chromium security. There is no CVSS score available for this vulnerability. The vendor advisory indicates a stable channel update addressing this issue in version 153.0.8010.36.
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-2026-87619 describes a vulnerability in Google Chrome's Prefetch mechanism before version 153.0.8010.36. This flaw allows a remote attacker to exploit an observable discrepancy to leak cross-origin data by using a specially crafted HTML page. The vulnerability has been assigned a low severity rating by Chromium security. The vendor has released a stable channel update that includes a fix for this issue in Chrome version 153.0.8010.36.
Potential Impact
The vulnerability enables remote attackers to leak cross-origin data, potentially exposing sensitive information across different web origins. However, the impact is considered low severity, indicating limited risk or exploitability.
Mitigation Recommendations
A fix is available in Google Chrome version 153.0.8010.36. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-08T22:42:56.349Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","vendor":"Google"}]
Threat ID: 6aa0b192acd9273b49812acc
Added to database: 09/09/2026, 01:08:34 UTC
Last enriched: 09/09/2026, 01:38:23 UTC
Last updated: 09/09/2026, 01:52:21 UTC
Views: 2
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