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Vulnerability1 · 1 read

CVE-2026-126864

Use-after-free in Chrome V8 via crafted HTML

CVSS 3.1
8.8 high
EPSS
—
Published
·
Modified
Analyze CVE-2026-126864 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

A use-after-free in the V8 engine in Google Chrome before 157.0.8103.78 lets a remote attacker run arbitrary code inside the sandbox. The attacker needs the user to open a crafted HTML page. Google rates the issue High. Chrome builds before that version are affected.

What to do: Update Google Chrome to 157.0.8103.78 or later.

ProductAffectedFixed in
Google Chromeprior to 157.0.8103.78157.0.8103.78
Estimated exposure
No 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

Use after free in V8 in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

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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