What is CVE-2025-58063?

CVE-2025-58063 is a high-severity vulnerability in Coredns, classified under Incorrect Conversion between Numeric Types. CVSS score: 7.1/10. Published 2025-09-09.

How severe is CVE-2025-58063?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Coredns

CVE-2025-58063

CoreDNS is a DNS server that chains plugins. Starting in version 1.2.0 and prior to version 1.12.4, the CoreDNS etcd plugin contains a TTL confusion vulnerability where lease IDs are incorrectly used as TTL values, enabling DNS cache pinni…

EPSS: 0.004 (32.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H.

Affected products

Coredns — versions >= 1.2.0, < 1.12.4

Weakness classification (CWE)

CWE-681 — Incorrect Conversion between Numeric Types

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2025-58063?: CVE-2025-58063 is a high-severity vulnerability in Coredns, classified under Incorrect Conversion between Numeric Types. CVSS score: 7.1/10. Published 2025-09-09.
How severe is CVE-2025-58063?: High severity. CVSS v3 base score is 7.1 out of 10.