CVE-2026-78958: Uninitialized resource in Skia

Published Mar 28, 2026
·
Updated

Chromium: CVE-2026-78958 Uninitialized resource in Skia

Other sources

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

Uninitialized resource in Skia in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to potentially obtain cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

— MITRE

Credit

Google

Affected Software

5 affected componentsFixes available
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
Google Chrome<152.0.7977.65

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

    Fixed in 152.0.7977.65
  4. Compensating control

    If the renderer process may be compromised, restrict the ability for an attacker to load crafted HTML pages by limiting exposure of untrusted content (e.g., through site isolation / separation of browsing contexts) until the browser is updated to the fixed Chromium version.

Event History

Mar 28, 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

What access does an attacker need before this issue can be exploited?

The attacker must already have compromised the Chrome renderer process. The described follow-on exploit uses a crafted HTML page to potentially obtain cross-origin data.

2

Which Chrome versions are affected?

Google Chrome versions prior to 152.0.7977.65 are affected. Updating to 152.0.7977.65 or later addresses the affected version range described.

3

What data could be exposed?

A successful exploit could potentially expose cross-origin data. The available information does not identify particular sites, data types, or browser profiles that would be affected.

Company

Resources

Contact

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