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CVE-2026-113303

WebRTC memory corruption in Chrome before 156.0.8078.47

CVSS 3.1
8.8 high
EPSS
—
Published
·
Modified
Analyze CVE-2026-113303 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

A memory-corruption flaw in WebRTC in Google Chrome before 156.0.8078.47 can let a remote attacker potentially run arbitrary code inside the sandbox. The attacker needs the victim to open a crafted HTML page; no privileges are required. Chrome users on builds before that version are affected.

What to do: Update Google Chrome to 156.0.8078.47 or later.

ProductAffectedFixed in
Google Chromeprior to 156.0.8078.47156.0.8078.47
Estimated exposure
largeNo basis for an estimate.

Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.

Description · NVD

Memory corruption in WebRTC in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

Vendors
google
Products
chrome
Weakness
CWE-119
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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