Chrome 157 fixes 83 flaws, five critical use-after-frees
The Stable Channel update does not say these new flaws are being exploited; bug details may stay restricted.
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Vulnerability1 · 1 read
CVE-2026-126840
Out-of-bounds write in Chrome Network before 157.0.8103.78
- CVSS 3.1
- 8.8 high
- EPSS
- —
- Published
- ·
- Modified
AI analysisSummaries by Vani AI
An out-of-bounds write in the Network component of Google Chrome, before 157.0.8103.78, lets a remote attacker run arbitrary code inside the sandbox. The attacker needs the victim to open a crafted HTML page. Code execution stays confined to the sandbox. Users of Chrome builds older than 157.0.8103.78 are affected.
What to do: Update Google Chrome to 157.0.8103.78 or later.
| Product | Affected | Fixed in |
|---|---|---|
| Google Chrome | prior to 157.0.8103.78 | 157.0.8103.78 |
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
Out of bounds write in Network 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)