CVE-2026-8545 - chromium-browser: chromium-browser: Object corruption in Compositing

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MEDIUM

chromium-browser: chromium-browser: Object corruption in Compositing

Published May 14, 2026

6.8

MEDIUM

CVSS 3.1

EPSS 0.21%

Description

Object corruption in Compositing in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

Affected products

Vendor Google Product Chrome Default
n/a
- Version
  148.0.7778.168
  Status
  affected
  Constraints
  <148.0.7778.168

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

n/a

Version	Status	Constraints
148.0.7778.168	affected	<148.0.7778.168

Remediation

Red Hat statement

Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.

Weaknesses (3)

CWE-119

Buffer Overflow

CWE-284

CWE-386

References (6)

https://access.redhat.com/security/cve/CVE-2026-8545
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2477673
Issue Tracking
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html
ProductVendor Advisory
https://issues.chromium.org/issues/497486030
Permissions Required
https://nvd.nist.gov/vuln/detail/CVE-2026-8545
https://www.cve.org/CVERecord?id=CVE-2026-8545

Link	Providers	Tags
https://access.redhat.com/security/cve/CVE-2026-8545		Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2477673		Issue Tracking
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html		ProductVendor Advisory
https://issues.chromium.org/issues/497486030		Permissions Required
https://nvd.nist.gov/vuln/detail/CVE-2026-8545
https://www.cve.org/CVERecord?id=CVE-2026-8545