DEBIAN-CVE-2025-66037: opensc security update

DEBIAN-CVE-2025-66037, released March 30, 2026, fixes 1 CVE in opensc (version 0.27.1-1). None of them is reported as exploited. Patch Radar priority: Routine.

Routine

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

6.8

Base score, 0 to 10

Highest EPSS

0.0026

18th percentile

Fixed package versions

Product	Release	Fixed in
opensc	Debian 14	0.27.1-1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2025-66037	opensc: OpenSC is an open source smart card tools and middleware	6.8	0.0026	None reported

Also fixes CVE-2025-66037

SUSE-SU-2026:2697-1
opensc on sles 15.6, sles 15.7
OPENSUSE-SU-2026:20967-1
opensc on opensuse-leap 16.0
SUSE-SU-2026:22126-1
opensc on sles 16.0

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2025-66037

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