CVE-2026-19559: High Use after free in HTML
Chromium: CVE-2026-19559 Use after free in HTML
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 HTML in Google Chrome prior to 151.0.7922.137 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
— NVD
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 151.0.4129.86 - Upgrade
Upgrade
Google Chrome/Chromium (CVE-2026-19559)to a version that resolves this vulnerability.Fixed in 151.0.7922.137
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-76033
- CVE-2026-12462
- CVE-2026-12025
- CVE-2026-76018
- CVE-2026-12016
- CVE-2026-76023
- CVE-2026-11701
- CVE-2026-11664
- CVE-2026-76022
- CVE-2026-76045
- CVE-2026-19558
- CVE-2026-13027
- CVE-2026-17693
- CVE-2026-15777
- CVE-2026-19144
- CVE-2026-11666
- CVE-2026-10949
- CVE-2026-11658
- CVE-2026-11652
- CVE-2026-10938
- CVE-2026-9124
- CVE-2026-9951
- CVE-2026-7991
- CVE-2026-11681
- CVE-2026-19145
- CVE-2026-13034
- CVE-2026-19165
Frequently Asked Questions
What is the severity of CVE-2026-19559?
CVE-2026-19559 has a high severity rating of 82.
How do I fix CVE-2026-19559?
To fix CVE-2026-19559, update Google Chrome to version 151.0.7922.137 or later.
What type of vulnerability is CVE-2026-19559?
CVE-2026-19559 is categorized as a Use After Free vulnerability.
What could an attacker do exploiting CVE-2026-19559?
Exploiting CVE-2026-19559 could allow a remote attacker to execute arbitrary code inside a sandbox.
What is the impact of CVE-2026-19559 in Google Chrome?
The impact of CVE-2026-19559 allows potential remote code execution via a crafted HTML page, posing a significant security risk.