CVE-2026-78892: Incorrect authorization in Chromoting

Published May 30, 2026
·
Updated

Chromium: CVE-2026-78892 Incorrect authorization in Chromoting

Other sources

Incorrect authorization in Chromoting in Google Chrome on on Windows prior to 152.0.7977.65 allowed a local attacker to bypass system access restrictions via a local program. (Chromium security severity: Medium)

— MITRE

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

— Microsoft

Credit

Google

Affected Software

6 affected componentsFixes available
Google Google Chrome<152.0.7977.65
Google Chrome<152.0.7977.64
152.0.7977.64
Microsoft Edge<152.0.4191.53
Microsoft Edge (Chromium-based)<152.0.4191.53
152.0.4191.53
All of the following
Google Chrome<152.0.7977.65
Microsoft Windows

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 152.0.7977.64
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 152.0.4191.53
  3. Upgrade

    Upgrade Chromium (Google Chrome / Microsoft Edge (Chromium-based)) to a version that resolves this vulnerability.

    Fixed in 152.0.7977.65

Event History

May 30, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Aug 25, 2026
CVE Published
via MITRE·08:10 PM
Data Sourced
via MITRE·08:10 PM
DescriptionWeakness
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeaknessAffected Software
Aug 28, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

Who is exposed to this issue?

Systems running Google Chrome on Windows with a version earlier than 152.0.7977.65 are affected. The issue concerns Chromoting functionality.

2

What does an attacker need to exploit it?

The attacker must already have local access and be able to run a local program on the affected Windows system.

3

What is the impact of successful exploitation?

A local attacker could bypass system access restrictions because of incorrect authorization in Chromoting.

4

What version resolves the issue?

Update Google Chrome on Windows to version 152.0.7977.65 or later.

Company

Resources

Contact

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