VDB
CVE-2026-30827
CVE-2026-30827
PUBLISHED
CVSS 7.5 HIGH
express-rate-limit: IPv4-mapped IPv6 addresses bypass per-client rate limiting on servers with dual-stack network
EPSS 0.03% · 8.3th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.03%
8.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| AWS | connect | |
| npm | express-rate-limit | 8.1.0, 8.0.0, 8.1.0 |
| express-rate-limit | express-rate-limit | >= 8.0.0, < 8.0.2, *, * |
| express-rate-limit_project | express-rate-limit | 8.2.0, 8.1.0, 8.0.0 |
Exploit Intelligence
- CIRCL seen: CVE-2026-30827 (circl-sighting)
- https://github.com/express-rate-limit/express-rate-limit/commit/14e53888cdfd1b9798faf5b634c4206409e27fc4 (circl)
- https://github.com/express-rate-limit/express-rate-limit/security/advisories/GHSA-46wh-pxpv-q5gq (nist-nvd)
- rateLimits.ts (github-poc)
- rateLimit.ts (github-poc)
- trivity-report.html (github-poc)
- trivity-report.html (github-poc)
- trivity-report.html (github-poc)
- trivity-report.html (github-poc)
- trivity-report.html (github-poc)
…and 25 more exploits
Timeline
- Mar 6, 2026 CVE Published
- Mar 7, 2026 EPSS Score
- Mar 7, 2026 PoC Published
- Mar 8, 2026 EPSS Score
- Mar 9, 2026 CVE Updated
- Mar 9, 2026 EPSS Score
- Mar 10, 2026 Security Advisory
- Mar 11, 2026 EPSS Score
- Mar 12, 2026 EPSS Score
- Mar 13, 2026 EPSS Score
- Mar 14, 2026 EPSS Score
- Mar 15, 2026 EPSS Score
References
- https://github.com/express-rate-limit/express-rate-limit/security/advisories/GHSA-46wh-pxpv-q5gq url
- https://github.com/express-rate-limit/express-rate-limit/commit/14e53888cdfd1b9798faf5b634c4206409e27fc4 url
- https://nvd.nist.gov/vuln/detail/CVE-2026-30827 advisory
- https://github.com/express-rate-limit/express-rate-limit package