CVE-2026-11259

MEDIUM

Google Chrome - Improper Input Validation

Title source: rule
STIX 2.1

Description

Insufficient validation of untrusted input in Cast in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: Low)

Scores

CVSS v3 4.3
EPSS 0.0018
EPSS Percentile 7.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20
Status published
Products (2)
google/chrome < 149.0.7827.53
Google/Chrome 149.0.7827.53
Published Jun 05, 2026
Tracked Since Jun 05, 2026