Cyber Resilience

CVE-2026-7341

High

Published: 28 April 2026

Published
28 April 2026
Modified
30 April 2026
KEV Added
—
Patch
—
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0040 31.9th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-7341 is a high-severity Use After Free (CWE-416) vulnerability in Google Chrome. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Drive-by Compromise (T1189); ranked at the 31.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified are NIST 800-53 SI-16 (Memory Protection) and SI-2 (Flaw Remediation).

Deeper analysis

CVE-2026-7341 is a use-after-free vulnerability (CWE-416) in the WebRTC component of Google Chrome prior to version 147.0.7727.138. Published on 2026-04-28, it carries a CVSS v3.1 base score of 8.8 (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) and is classified as High severity by Chromium security.

A remote attacker can exploit this vulnerability via a crafted HTML page, achieving arbitrary code execution inside the browser's sandbox. Exploitation requires user interaction, such as loading the malicious page, but needs no privileges and has low attack complexity over the network.

Google mitigated the issue in the stable channel update to Chrome 147.0.7727.138, as detailed in the Chrome Releases blog at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html and the Chromium issue tracker at https://issues.chromium.org/issues/504586599.

EU & UK References

Vulnerability details

Use after free in WebRTC in Google Chrome prior to 147.0.7727.138 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

CWE(s)
CWE-416

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1189 Drive-by Compromise Initial Access
Adversaries may gain access to a system through a user visiting a website over the normal course of browsing.
attack.mitre.org →
T1203 Exploitation for Client Execution Execution
Adversaries may exploit software vulnerabilities in client applications to execute code.
attack.mitre.org →
Why these techniques?

Use-after-free in Chrome WebRTC enables arbitrary code execution via crafted HTML page requiring user interaction, directly mapping to Drive-by Compromise (T1189) for initial access and Exploitation for Client Execution (T1203) in browser client.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2026-7357Same product: Apple Macos
CVE-2026-7342Same product: Apple Macos
CVE-2026-4680Same product: Apple Macos
CVE-2026-7355Same product: Apple Macos
CVE-2026-5284Same product: Apple Macos
CVE-2026-9992Same product: Apple Macos
CVE-2026-9118Same product: Apple Macos
CVE-2026-7336Same product: Apple Macos
CVE-2026-7974Same product: Apple Macos
CVE-2026-7352Same product: Apple Macos

Affected Assets

google
chrome
≤ 147.0.7727.138

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-2 Flaw Remediation good match
prevent

Timely flaw remediation directly addresses the use-after-free vulnerability by applying the Chrome patch to version 147.0.7727.138.

SI-16 Memory Protection good match
prevent

Memory protection techniques like DEP and ASLR prevent arbitrary code execution from the WebRTC use-after-free memory corruption.

SC-39 Process Isolation partial match
prevent

Process isolation via browser sandboxing confines the arbitrary code execution from the vulnerability to a restricted execution domain.

References