CVE-2026-17877: Inappropriate implementation in Chromoting

Published Jun 10, 2026
·
Updated

Chromium: CVE-2026-17877 Inappropriate implementation in Chromoting

Other sources

Inappropriate implementation in Chromoting in Google Chrome on Linux prior to 151.0.7922.72 allowed a local attacker to perform OS-level privilege escalation via malicious network traffic. (Chromium security severity: Medium)

— NVD

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

4 affected componentsFixes available
Google Google Chrome<151.0.7922.72
Google Chrome<151.0.7922.71
151.0.7922.71
Microsoft Edge (Chromium-based)<151.0.4129.59
151.0.4129.59
Microsoft Edge<151.0.4129.59

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 151.0.7922.71
  2. Upgrade

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

    Fixed in 151.0.4129.59
  3. Upgrade

    Upgrade Chromium to a version that resolves this vulnerability.

    Fixed in 151.0.7922.72
  4. Compensating control

    If you cannot immediately upgrade, mitigate by reducing exposure of Chromoting network traffic so untrusted local attackers cannot send malicious network traffic to the affected Chromoting component.

Event History

Jun 10, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jul 30, 2026
CVE Published
via MITRE·12:19 AM
Data Sourced
via MITRE·12:19 AM
DescriptionWeakness
Data Sourced
via NVD·01:16 AM
DescriptionSeverityWeakness
Jul 31, 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.

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Frequently Asked Questions

1

What is the severity of CVE-2026-17877?

CVE-2026-17877 has a severity rating of high, with a CVSS score of 8.4.

2

How do I fix CVE-2026-17877?

To address CVE-2026-17877, users should update Google Chrome to version 151.0.7922.72 or later.

3

Who is affected by CVE-2026-17877?

CVE-2026-17877 impacts Google Chrome on Linux systems prior to version 151.0.7922.72.

4

What type of vulnerability is CVE-2026-17877?

CVE-2026-17877 is categorized as an inappropriate implementation that allows for OS-level privilege escalation.

5

Can CVE-2026-17877 be exploited remotely?

CVE-2026-17877 requires local access, as it involves exploitation through malicious network traffic.

Company

Resources

Contact

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