MEDIUMpublic-safe

CVE-2026-103531

NVD: A flaw has been found in OpenSC up to 0.27.1. NVD: The impacted element is the function setcos_construct_fci_44 of the file src/libopensc/card-setcos.c. NVD: Executing a manipulation of the argument type_attr can lead to stack-based buffer overflow.

CVSS
5.1 Severity
MEDIUM EPSS
0.0019 (8) KEV
-

Source-published summary

Possible impact

Source describes memory safety review. Possible impact: The affected component has memory-safety risk that may lead to crash, privilege, or code-execution impact depending on exposure.

Affected context

Affected product or version requires source confirmation.

Remediation / advisory

Remediation reference present; patch status requires confirmation in the linked advisory.

Why it matters

Source describes memory safety review. Possible impact: The affected component has memory-safety risk that may lead to crash, privilege, or code-execution impact depending on exposure.; CVSS 5.1 (MEDIUM); EPSS percentile 8; not listed in KEV; Remediation reference present; patch status requires confirmation in the linked advisory; sources: NVD, OSV.

What to verify

Confirm affected product/version, vendor advisory, patch or mitigation, and exposure.

Exposure hint

exposure unknown

Impact tags

memory safety review

Urgency reasons

vendor advisory presentrecent update

Source-derived note

Summary derived from NVD / OSV description; unsafe procedural detail is not shown.

Redaction metadata

source summary used: True
fallback summary used: False
unsafe procedural detail present: false
raw source displayed: false
public summary redacted: true

Remediation handoff

Public-safe static handoff for human/Codex remediation planning. Scan, patch, external execution, and auto remediation are disabled.

Handoff JSON Handoff Markdown Safe Codex prompt

Safety note

This radar shows source-published defensive context only. Exploit procedures, exploit strings, scanner commands, and auto-remediation are not provided.