CVE-2026-15123: High Insufficient data validation in DOM
Chromium: CVE-2026-15123 Insufficient data validation in DOM
Other sources
Inappropriate implementation in DOM in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
— NVD
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
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 150.0.4078.65 - Upgrade
Upgrade
Google Chrome/Chromium-based Edgeto a version that resolves this vulnerability.Fixed in 150.0.7871.115
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-19141
- CVE-2026-13281
- CVE-2026-19155
- CVE-2026-19175
- CVE-2026-12446
- CVE-2026-19153
- CVE-2026-19166
- CVE-2026-17680
- CVE-2026-12460
- CVE-2026-9126
- CVE-2026-12456
- CVE-2026-12459
- CVE-2026-15905
- CVE-2026-15127
- CVE-2026-17657
- CVE-2026-15107
- CVE-2026-15118
- CVE-2026-15108
- CVE-2026-15116
- CVE-2026-12451
- CVE-2026-12015
- CVE-2026-15902
- CVE-2026-15778
- CVE-2026-15119
- CVE-2026-15121
- CVE-2026-13031
- CVE-2026-13036
- CVE-2026-16805
- CVE-2026-13853
- CVE-2026-15111
- CVE-2026-12017
- CVE-2026-13023
- CVE-2026-13026
- CVE-2026-13024
- CVE-2026-13854
- CVE-2026-12019
- CVE-2026-10970
- CVE-2026-19140
- CVE-2026-15114
- CVE-2026-19156
- CVE-2026-16423
- CVE-2026-19159
- CVE-2026-11672
- CVE-2026-19157
- CVE-2026-12455
- CVE-2026-17650
- CVE-2026-10956
- CVE-2026-11691
- CVE-2026-12012
- CVE-2026-11684
- CVE-2026-12014
Frequently Asked Questions
What is the severity of CVE-2026-15123?
CVE-2026-15123 has a severity rating of high with a CVSS score of 8.8.
How do I fix CVE-2026-15123?
To fix CVE-2026-15123, update Google Chrome to version 150.0.7871.115 or later.
What type of vulnerability is CVE-2026-15123?
CVE-2026-15123 is a vulnerability related to insufficient data validation in the DOM of Google Chrome.
What could an attacker achieve by exploiting CVE-2026-15123?
An attacker could potentially exploit CVE-2026-15123 to cause heap corruption through a crafted HTML page.
Which software is affected by CVE-2026-15123?
CVE-2026-15123 affects the Google Chrome browser prior to version 150.0.7871.115.