CVE-2026-9952: High Use after free in WebAudio
Chromium: CVE-2026-9952 Use after free in WebAudio
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 WebAudio in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to execute arbitrary code inside a sandbox 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
Google Chrome / Chromiumto a version that resolves this vulnerability.Fixed in 148.0.7778.216 - Compensating control
Mitigate exploitation by not opening untrusted/crafted HTML pages in the browser until Chromium is updated.
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-11669
- CVE-2026-8513
- CVE-2026-9979
- CVE-2026-10982
- CVE-2026-11693
- CVE-2026-11694
- CVE-2026-11660
- CVE-2026-11697
- CVE-2026-11692
- CVE-2026-11670
- CVE-2026-11646
- CVE-2026-11683
- CVE-2026-11689
- CVE-2026-11651
- CVE-2026-10981
- CVE-2026-11682
- CVE-2026-11674
- CVE-2026-10988
- CVE-2026-11662
- CVE-2026-15901
- CVE-2026-9986
- CVE-2026-7357
- CVE-2026-9985
- CVE-2026-15765
- CVE-2026-13860
- CVE-2026-15133
- CVE-2026-10888
- CVE-2026-15129
Frequently Asked Questions
What is the severity of CVE-2026-9952?
The severity of CVE-2026-9952 is rated high with a CVSS score of 8.8.
How do I fix CVE-2026-9952?
To fix CVE-2026-9952, update Google Chrome to version 148.0.7778.216 or later.
What type of vulnerability is CVE-2026-9952?
CVE-2026-9952 is a Use After Free vulnerability affecting the WebAudio component in Google Chrome.
Which browsers are affected by CVE-2026-9952?
CVE-2026-9952 affects Google Chrome and Microsoft Edge (Chromium-based) browsers.
When was CVE-2026-9952 published?
CVE-2026-9952 was published on April 18, 2026.