HTTP/2 Rapid Reset (CVE-2023-44487) Scanner

DDoS amplification flaw in HTTP/2 protocol used in record-breaking 398 million requests-per-second attacks.

Disclosed in 2023, CVE-2023-44487 affects HTTP/2 and carries a CVSS score of 7.5 (HIGH). Despite patches being available, automated scanning continues to find unpatched systems years after initial disclosure.

1. Enter your domain in the free scanner above
2. Click "Check Now" — no signup required
3. VulnScan scans your HTTP/2 installation for CVE-2023-44487 indicators
4. Results in 60 seconds — free security grade included

What is CVE-2023-44487 (HTTP/2 Rapid Reset)?

DDoS amplification flaw in HTTP/2 protocol used in record-breaking 398 million requests-per-second attacks.

How do I check if my website is vulnerable to CVE-2023-44487?

Enter your domain in VulnScan above. Our scanner checks for CVE-2023-44487 indicators and HTTP/2 version fingerprinting. Results in 60 seconds, no signup required.

Is CVE-2023-44487 still actively exploited?

Yes. Automated exploit kits continue targeting unpatched HTTP/2 systems worldwide. The CVSS score of 7.5 reflects the severity of exploitation. Patch immediately and verify with an external scan.

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