CVE-2026-32936
high
CVSS v3
7.5
CVSS v2
—
VIR risk
7.5
Description
CoreDNS DoH GET oversized dns= query parameter causes pre-validation CPU and memory amplification
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: security-advisories@github.com — https://github.com/coredns/coredns/security/advisories/GHSA-63cw-r7xf-jmwr
Vendor advisory: security-advisories@github.com — https://github.com/coredns/coredns/releases/tag/v1.14.3
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/coredns/coredns | <1.14.3 | 1.14.3 |
| GO | github.com/coredns/coredns | < 1.14.3 | 1.14.3 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| coredns.io | coredns | {"endExcluding":"1.14.3"} | 1.14.3 |
References
CWEs
CWE-400
Verify integrity in audit chain (admin only). AS-IS.