CVE-2026-40012
MEDIUM
5.3
CVSS 3.1
Description
ECS zero scoped answers are stored in the packet cache while they should not. This impacts only configurations that have ECS enabled;
Metadata
Severity & Metrics
5.3
MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
SSVC — CISA Coordinator
Affected products (1)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| PowerDNS | Recursor | — | 5.2.0 < 5.2.11, 5.3.0 < 5.3.8, 5.4.0 < 5.4.3 |
Weakness (CWE)
| CWE | Source | Description |
|---|---|---|
| — | cna | Exposure of Resource to Wrong Sphere |
| CWE-524 | adp | CWE-524 Use of Cache Containing Sensitive Information |
CVSS scores (1)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 5.3 | MEDIUM | 3.1 | cna | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
References (1)