CVE-2026-1519: Excessive NSEC3 iterations cause high CPU load during insecure delegation validation
Overview
- Severity
- High (CVSS 7.5)
- CVSS Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-Mar
- Released
- 2026-03-29
- EPSS Score
- 0.04% (percentile: 10.7%)
Affected Products (3)
Other
- 21081-17086
- 21082-17084
- 21083-17086
Revision History
- 2026-03-29: Information published.