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CVE-2026-59818: etcd before 3.5.32 (exclusive), from 3.6.0 (inclusive), before 3.6.13 (exclusive), >= 3.6.0-alpha.0, < 3.6.13, < 3.5.32
CVE-2026-59818. CVSS 3.1 base score 8.1 (HIGH, NVD). EPSS 0.0043 (percentile 0.3623), scored 24-Oct-2026.
Affected technology
etcd · before 3.5.32 (exclusive)
etcd
etcd · from 3.6.0 (inclusive), before 3.6.13 (exclusive)
etcd
etcd · >= 3.6.0-alpha.0, < 3.6.13, < 3.5.32
etcd-io
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · High privileges required · No user interaction required
Attack conditions (NVD, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
Vendor/CNA’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality and integrity impact as high; availability impact as none. NVD’s CVSS 3.1 assessment (base score 8.1/10) rates confidentiality and integrity impact as high; availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-295
- CCR priority
- 32.5 /100 (P4)
- CVSS 3.1
- 8.1 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N · NVD
- EPSS
- 0.0043 · percentile 0.36965 · 2026-10-25
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-25 19:52:47.952465+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-25 19:51:06.643138+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-59818.html