---
cve: "CVE-2026-59776"
severity: "HIGH"
cvss: 7.0
epss: "0.1%"
vendor: "Sony Corporation"
kev: false
exploited: false
published: "2026-07-21 04:16:51"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-23T11:52:13+02:00"
---

# CVE-2026-59776

> 7.0 HIGH

## Beschreibung

Missing Cryptographic Step (CWE-325) vulnerability exists in certain FeliCa IC chips shipped in or before 2017. If the vulnerability is exploited, information stored in the IC chip may be read or tampered with.

## CVSS-Vektor

```
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Physisch | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Schwachstellen-Klasse

- **CWE-325** — Missing Cryptographic Step
  The product does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than advertised by the algorithm.

## Angriffsmuster (CAPEC)

- [CAPEC-68 — Subvert Code-signing Facilities](https://capec.mitre.org/data/definitions/68.html) _(Severity: Very High)_

## ATT&CK-Techniken

- [T1553.002 — Subvert Trust Controls: Code Signing](https://attack.mitre.org/techniques/T1553/002/)

## Referenzen

- <https://www.sony.co.jp/en/Products/felica/business/information/2025001.html>
- <https://jvn.jp/en/jp/JVN40509781/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-59776) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_