CVE-2026-15120: Use after free in Core
Chromium: CVE-2026-15120 Use after free in Core
Other sources
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
Use after free in Core in Google Chrome on Windows prior to 150.0.7871.115 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
— NVD
Credit
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 150.0.7871.114 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 150.0.4078.65 - Upgrade
Upgrade
Chromium/Google Chrome (Windows)to a version that resolves this vulnerability.Fixed in 150.0.7871.115
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-15112
- CVE-2026-15129
- CVE-2026-15132
- CVE-2026-15133
- CVE-2026-15108
- CVE-2026-15109
- CVE-2026-15110
- CVE-2026-15111
- CVE-2026-15113
- CVE-2026-15114
- CVE-2026-15115
- CVE-2026-15116
- CVE-2026-15117
- CVE-2026-15118
- CVE-2026-15119
- CVE-2026-15121
- CVE-2026-15122
- CVE-2026-15123
- CVE-2026-15124
- CVE-2026-15125
- CVE-2026-15126
- CVE-2026-15127
- CVE-2026-15128
- CVE-2026-15130
- CVE-2026-15107
- CVE-2026-15131
Frequently Asked Questions
What is the severity of CVE-2026-15120?
The severity of CVE-2026-15120 is rated as high with a CVSS score of 8.3.
How do I fix CVE-2026-15120?
To fix CVE-2026-15120, update Google Chrome to version 150.0.7871.115 or later.
What causes CVE-2026-15120?
CVE-2026-15120 is caused by a use after free vulnerability in the Core component of Google Chrome.
What is the impact of CVE-2026-15120?
The impact of CVE-2026-15120 could allow a remote attacker to potentially escape a sandbox via a crafted HTML page.
Which versions of Google Chrome are affected by CVE-2026-15120?
CVE-2026-15120 affects versions of Google Chrome prior to 150.0.7871.115.