How severe is CVE-2026-59776?

CVE-2026-59776 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-59776 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-59776?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-59776 published?

CVE-2026-59776 was published on 2026-07-21.

CVE-2026-59776

CVE-2026-59776 is a medium-severity vulnerability with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-325.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v4: 7.0
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-325
Published: 2026-07-21
Last modified: 2026-07-21

Description

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.

Frequently asked questions

What is CVE-2026-59776?: 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.
How severe is CVE-2026-59776?: CVE-2026-59776 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-59776 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-59776?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-59776 published?: CVE-2026-59776 was published on 2026-07-21.

References

Other CWE-325 vulnerabilities

CVE-2026-17666 — Critical (CVSS 9.1): Cryptographic Flaw in Enterprise in Google Chrome prior to 151.0.7922.72 allowed an attacker in a privileged network…
CVE-2026-4601 — High (CVSS 8.7): Versions of the package jsrsasign before 11.1.1 are vulnerable to Missing Cryptographic Step via the…
CVE-2025-30147 — High (CVSS 8.7): Besu Native contains scripts and tooling that is used to build and package the native libraries used by the Ethereum…
CVE-2026-45445 — High (CVSS 7.5): Issue summary: When an application drives an AES-OCB context through the public EVP_Cipher() one-shot interface, the…
CVE-2026-41395 — High (CVSS 7.5): OpenClaw before 2026.3.28 contains a webhook replay vulnerability in Plivo V3 signature verification that canonicalizes…
CVE-2026-22863 — High (CVSS 7.5): Deno is a JavaScript, TypeScript, and WebAssembly runtime. Before 2.6.0, node:crypto doesn't finalize cipher. The…

Browse all CWE-325 vulnerabilities →