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Vulnerability1 · 1 read

CVE-2026-126856

Incomplete cache cleanup in Chrome before 157.0.8103.78

CVSS 3.1
4.3 medium
EPSS
—
Published
·
Modified
Analyze CVE-2026-126856 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

Incomplete cleanup in Google Chrome's cache, before 157.0.8103.78, lets a remote attacker obtain cross-origin data. The attacker uses a crafted HTML page, so a user must open that page. Chrome rates the issue High. Users of Chrome builds before 157.0.8103.78 are affected.

What to do: Update Google Chrome to 157.0.8103.78 or later. No workaround is named.

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

Incomplete cleanup in Cache in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Weakness
CWE-459
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

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