CVE-2026-103630
Chrome: use-after-free can lead to remote code execution
- Risk score
- 68/100
- CVSS
- 9.6 v3.1
- Exploit chance (30 days)
- 0.3%
- Published
- 2 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- Use after free in FedCM in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
- Affected
- Chrome before 154.0.8037.97
- Fix
- Upgrade Chrome to 154.0.8037.97 or later.
- Exploitation
- No known exploitation
Why it is Amber
- CVSS 9.6 critical
- Remotely exploitable without logging in
References
Original description
Use after free in FedCM in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Last activity 2 Oct 2026. Patch Forecast updates every hour.