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Vulnerability1 · 1 read

CVE-2026-118307

Use-after-free in Google Chrome (crafted HTML page)

CVSS 3.1
8.8 high
EPSS
—
Published
·
Modified
Analyze CVE-2026-118307 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

A use-after-free flaw in Chrome's Paint component lets a remote attacker trigger potential arbitrary code execution inside the sandbox via a crafted HTML page. Exploitation requires luring a victim to a malicious page; no authentication is needed. The bug was fixed as part of a broader Chrome update addressing 52 security flaws, including four critical ones.

What to do: Update Chrome to 156.0.8078.73 or later; Chrome's auto-update mechanism should apply the fix on relaunch.

ProductAffectedFixed in
Google Chromeprior to 156.0.8078.73156.0.8078.73
Estimated exposure
mass~billions of Chrome installs, unpatched share unknown — Chrome's global user base; attacker needs a victim to visit a crafted page, so effective exposure depends on unpatched share.

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

Description · NVD

Use after free in Paint in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

Vendors
google
Products
chrome
Weakness
CWE-416
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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