Vulnerability in Opensc

CVE-2025-13763

Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or application crash. An attack requires a crafted USB device or smart card that would present the system with specially crafted respo…

EPSS: 0.000 (7.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H.

Affected products

References

Frequently asked questions

What is CVE-2025-13763?
CVE-2025-13763 is a medium-severity vulnerability in Opensc. CVSS score: 5.7/10. Published 2026-04-23.
How severe is CVE-2025-13763?
Medium severity. CVSS v3 base score is 5.7 out of 10.