DEBIAN-CVE-2026-33249: nats-server security update

DEBIAN-CVE-2026-33249, released March 25, 2026, fixes 1 CVE in nats-server (version 2.12.6-1). None of them is reported as exploited. Patch Radar priority: Routine.

Routine

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

4.3

Base score, 0 to 10

Highest EPSS

0.0024

14th percentile

Fixed package versions

Product	Release	Fixed in
nats-server	Debian 14	2.12.6-1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2026-33249	nats-server: NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system	4.3	0.0024	None reported

Also fixes CVE-2026-33249

OPENSUSE-SU-2026:21483-1
govulncheck-vulndb on opensuse-leap 16.0
SUSE-SU-2026:1135-1
govulncheck-vulndb on opensuse-leap 15.6

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2026-33249

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