Incorrect authorization in Actor in Google Chrome prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

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
152.0.7977.75 affected < 152.0.7977.75

No data.

No data.

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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.html cve-icon cve-icon
https://issues.chromium.org/issues/521753402 cve-icon cve-icon
History

Wed, 02 Sep 2026 10:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

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

ssvc

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

Wed, 02 Sep 2026 04:15:00 +0000

Type Values Removed Values Added
Title Actor Authorization Bypass Leading to Web Origin Policy Violation in Chrome

Wed, 02 Sep 2026 02:15:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Wed, 02 Sep 2026 00:00:00 +0000

Type Values Removed Values Added
Description Incorrect authorization in Actor in Google Chrome prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
Weaknesses CWE-863
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-09-02T10:03:45.518Z

Reserved: 2026-09-01T16:20:25.167Z

Link: CVE-2026-84331

cve-icon Vulnrichment

Updated: 2026-09-02T10:03:39.984Z

cve-icon NVD

Status : Received

Published: 2026-09-02T00:18:27.980

Modified: 2026-09-02T11:17:25.360

Link: CVE-2026-84331

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-02T04:00:09Z

Weaknesses