CVE-2026-7944 - chromium-browser: Insufficient validation of untrusted input in Persistent Cache

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HIGH

chromium-browser: Insufficient validation of untrusted input in Persistent Cache

Published May 6, 2026

8.7

HIGH

CVSS 3.1

EPSS 0.24%

Description

Insufficient validation of untrusted input in Persistent Cache in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Affected products

Vendor Google Product Chrome Default
n/a
- Version
  148.0.7778.96
  Status
  affected
  Constraints
  <148.0.7778.96

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
148.0.7778.96	affected	<148.0.7778.96

Remediation

Red Hat statement

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

Weaknesses (2)

CWE-1286

CWE-20

Improper Input Validation

References (7)

https://access.redhat.com/security/cve/CVE-2026-7944
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2467373
Issue Tracking
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html
Vendor Advisory
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-27991
Advisory
https://issues.chromium.org/issues/495783187
Issue TrackingPermissions Required
https://nvd.nist.gov/vuln/detail/CVE-2026-7944
https://www.cve.org/CVERecord?id=CVE-2026-7944

Link	Providers	Tags
https://access.redhat.com/security/cve/CVE-2026-7944		Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2467373		Issue Tracking
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html		Vendor Advisory
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-27991		Advisory
https://issues.chromium.org/issues/495783187		Issue TrackingPermissions Required
https://nvd.nist.gov/vuln/detail/CVE-2026-7944
https://www.cve.org/CVERecord?id=CVE-2026-7944