Confused deputy in BackgroundFetch in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to leak sensitive information via a crafted HTML page. (Chromium security severity: Medium)

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.002.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Google Chrome affected
Version Status Constraints
153.0.8010.36 affected < 153.0.8010.36

Configuration 1 [-]

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

No data.

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No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html cve-icon cve-icon
https://issues.chromium.org/issues/495444970 cve-icon cve-icon
History

Wed, 09 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 09 Sep 2026 08:45:00 +0000

Type Values Removed Values Added
Title Confused Deputy in Chrome BackgroundFetch Enables Remote Information Leak

Wed, 09 Sep 2026 01:00:00 +0000

Type Values Removed Values Added
Description Confused deputy in BackgroundFetch in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to leak sensitive information via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-441
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-09-09T15:02:40.039Z

Reserved: 2026-09-08T22:23:14.037Z

Link: CVE-2026-87453

cve-icon Vulnrichment

Updated: 2026-09-09T15:02:34.269Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-09T01:17:01.657

Modified: 2026-09-09T16:52:26.700

Link: CVE-2026-87453

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-09T08:30:07Z

Weaknesses