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CVSS 8.8 · HIGH

CVE-2026-7991

Use after free in UI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)

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Analysis

Google Chrome versions prior to 148.0.7778.96 are vulnerable to a Use After Free exploit in the UI component. A remote attacker who has already compromised the renderer process could execute arbitrary code inside the sandbox by tricking a user into visiting a crafted HTML page.

Severity

Score: 8.8(HIGH)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV: NETWORK
AC: LOW
PR: NONE
UI: REQUIRED
S: UNCHANGED
C: HIGH
I: HIGH
A: HIGH
Weakness (CWE): CWE-416

EPSS

No EPSS score yet (CVE may be too fresh).

Affects

google:chromeapple:macoslinux:linux_kernelmicrosoft:windows

Technical description

Use after free in UI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)

Published: 5/6/2026, 7:16:49 PM
Last modified: 5/6/2026, 11:19:55 PM

References

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