CVE-2026-14405

Critical · CVSS 9.6

Google Chrome V8 JavaScript Engine — Uninitialized Use (CWE-457) leading to sandbox remote code execution

CVSS: 9.6; nvd
EPSS: —
KEV: No
Class: other; CWE-457

Description

Uninitialized Use in V8 in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Low)

Search profile — drives PoC discovery

Symbols V8uninitialized usesandbox escapecrafted HTML pageissues.chromium.org/issues/513376037

Keywords CVE-2026-14405V8 uninitialized useChrome 150.0.7871.46Chromium sandbox RCECWE-457 V8Chromium 513376037Chrome V8 PoCuninitialized memory V8 exploit

Versions: prior to 150.0.7871.46

References

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html
https://issues.chromium.org/issues/513376037

Status: enriched · ingested 2026-07-03T00:00:43.000Z · profiled 2026-07-03T00:30:43.000Z