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 responses to the APDUs

CVSS 3.1

5.7CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 18% of CVEs (scores of 2026-10-25)

CWE

CWE-457

Published

2026-04-23

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

References

• https://access.redhat.com/security/cve/CVE-2025-13763
• https://bugzilla.redhat.com/show_bug.cgi?id=2417581
• https://github.com/OpenSC/OpenSC/security/advisories/GHSA-2v44-fq35-98vv
• https://github.com/OpenSC/OpenSC/wiki/CVE-2025-13763
• https://github.com/OpenSC/OpenSC/security/advisories/GHSA-2v44-fq35-98vv

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