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CVE-2026-58253: nats-server before 2.11.16 (exclusive), from 2.12.0 (inclusive), before 2.12.7 (exclusive), < 2.11.16, >=…
CVE-2026-58253. CVSS 3.1 base score 8.8 (HIGH, Vendor/CNA). EPSS 0.00368 (percentile 0.29578), scored 24-Oct-2026.
Affected technology
nats-server · before 2.11.16 (exclusive)
linuxfoundation
nats-server · from 2.12.0 (inclusive), before 2.12.7 (exclusive)
linuxfoundation
nats-server · < 2.11.16, >= 2.12.0-preview.1, < 2.12.6
nats-io
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Adjacent network · No privileges required · No user interaction required
What an attacker can do
Vendor/CNA’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality and availability impact as low; integrity impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-287
- CCR priority
- 35.3 /100 (P4)
- CVSS 3.1
- 8.8 /10 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:L · Vendor/CNA
- EPSS
- 0.00368 · percentile 0.30447 · 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-2026-58253.html