VulnerabilityAnalyzed

CVE-2026-9952

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.

HIGH 8.8EPSS 0.38%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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)

CVSS 3.1: 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS: 0.38% probability · 32th percentile
CISA KEV: Not listed
Weakness: CWE-416
Affected: google/chrome
Source: chrome-cve-admin@google.com

References

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.htmlRelease Notes
https://issues.chromium.org/issues/503929476Permissions Required

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.