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CVE-2026-10275

MEDIUM
5.0
CVSS 3.1
Description
A flaw has been found in OpenSC up to 0.26.1. This affects the function test_kpgen_certwrite of the file src/tools/pkcs11-tool.c of the component pkcs11-tool Key Generation Module. This manipulation causes buffer overflow. The attack is possible to be carried out remotely. The complexity of an attack is rather high. It is indicated that the exploitability is difficult. The exploit has been published and may be used. Patch name: 814f745b3b6d100295f65f1935edd33d520d33ab. It is recommended to apply a patch to fix this issue.

Metadata

CVE ID
CVE-2026-10275
State
PUBLISHED
Assigner
VulDB
Reserved
2026-05-31 16:00 UTC
Published
2026-06-01 16:45 UTC
Last updated
2026-06-01 19:31 UTC
Primary CWE
CWE-120
Buffer Overflow
Vendor / Product
n/a / OpenSC
Sources
cve.org  ·  NVD

Severity & Metrics

5.0 MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
partial
Affected products (1)
VendorProductPlatformVersions
n/a OpenSC — 0.26.0, 0.26.1
Weakness (CWE)
CWESourceDescription
CWE-119 cna Memory Corruption
CWE-120 cna Buffer Overflow
CVSS scores (4)
ScoreSeverityVersionSourceVector
5.1 N/D 2.0 cna AV:N/AC:H/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C
5.0 MEDIUM 3.1 cna CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
5.0 MEDIUM 3.0 cna CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
2.3 LOW 4.0 cna CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
References (9)
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