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CVSS v3.1
3.8
EPSS
0.13%
Published
Mar 30, 2026
Modified
Apr 1, 2026
Public PoC / Exploit
All weaponized →No public PoC or exploit code indexed for this CVE.
Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with physical access to the computer at the time user or administrator uses a token can cause a stack-buffer-overflow write in GET RESPONSE. The attack requires crafted USB device or smart card that would present the system with specially crafted responses to the APDUs. This issue has been patched in version 0.27.0.
CVSS Vector
CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:LWeaknesses (CWE)
Affected Products (1)
References (2)