CVE-2026-7953 - chromium-browser: Insufficient validation of untrusted input in Omnibox

Back Back to CVE browser

CRITICAL

chromium-browser: Insufficient validation of untrusted input in Omnibox

Published May 6, 2026

9.3

CRITICAL

CVSS 3.1

EPSS 0.20%

Description

Insufficient validation of untrusted input in Omnibox in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via malicious network traffic. (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-20

Improper Input Validation

CWE-79

Cross-site Scripting (XSS)

References (6)

https://access.redhat.com/security/cve/CVE-2026-7953
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2467319
Issue Tracking
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html
Release NotesVendor Advisory
https://issues.chromium.org/issues/496379792
Permissions Required
https://nvd.nist.gov/vuln/detail/CVE-2026-7953
https://www.cve.org/CVERecord?id=CVE-2026-7953

Link	Providers	Tags
https://access.redhat.com/security/cve/CVE-2026-7953		Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2467319		Issue Tracking
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html		Release NotesVendor Advisory
https://issues.chromium.org/issues/496379792		Permissions Required
https://nvd.nist.gov/vuln/detail/CVE-2026-7953
https://www.cve.org/CVERecord?id=CVE-2026-7953