CVE-2026-13798

Critical · CVSS 9.6

Google Chrome / Chromium (Chromecast component) — Heap buffer overflow sandbox escape (renderer process)

CVSS: 9.6; nvd
EPSS: —
KEV: No
Class: kernel local; CWE-122

Description

Heap buffer overflow in Chromecast in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

Search profile — drives PoC discovery

Symbols Chromecastheap buffer overflowrenderer processsandbox escapecrafted HTML pageissues.chromium.org/issues/499048914

Keywords CVE-2026-13798Chrome heap buffer overflowChromecast sandbox escapeChrome 150.0.7871.47Chromium 499048914renderer sandbox escape PoCChrome CWE-122 exploit

Versions: prior to 150.0.7871.47

References

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html
https://issues.chromium.org/issues/499048914

Status: enriched · ingested 2026-07-02T00:00:43.000Z · profiled 2026-07-02T00:30:43.000Z