Google fixes exploited Chrome XML use-after-free zero-day CVE-2026-125350
Stable builds 157.0.8103.50/.51 close the high-severity bug; Google is withholding details until most users update.
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Vulnerability1 · 1 read
CVE-2026-125347
Incorrect authorization in Chrome FileSystem before 157.0.8103.50
- CVSS 3.1
- 9.6 critical
- EPSS
- —
- Published
- ·
- Modified
AI analysisSummaries by Vani AI
Incorrect authorization in Google Chrome's FileSystem lets a remote attacker, using social engineering, run arbitrary code outside the sandbox through a crafted HTML page. The user must open that page. Chrome versions before 157.0.8103.50 are affected. Related reports describe exploitation in the wild.
What to do: Upgrade Google Chrome to 157.0.8103.50 or later.
| Product | Affected | Fixed in |
|---|---|---|
| Google Chrome | prior to 157.0.8103.50 | 157.0.8103.50 |
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
Incorrect authorization in FileSystem in Google Chrome prior to 157.0.8103.50 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
- Weakness
- CWE-863
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
In the news
2 storiesGoogle patches in-the-wild Chrome XML zero-day CVE-2026-125350
Stable builds 157.0.8103.50 and .51 close nine flaws; Google has not confirmed code execution or named attackers.
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