CVE-2026-32956

CRITICALNVD 9.89.8—

9.8

SD-330AC and AMC Manager provided by silex technology, Inc. contain a heap-based buffer overflow vulnerability in processing the redirect URLs. Arbitrary code may be executed on the device.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 19.6%
KEV: Not listed

Published

April 20, 2026

Last Modified

April 22, 2026

Advisory Details (3)

Auto-updated May 12, 2026

No patch confirmed yet.

generic

Multiple Vulnerabilities in SD-330AC | silex technology, Inc.

https://www.silex.jp/support/security-advisories/en/2026-001

generic

SD-330AC における複数の脆弱性について | サイレックス・テクノロジー株式会社

https://www.silex.jp/support/security-advisories/2026-001

generic

JVNVU#94271449: Multiple vulnerabilities in silex technology SD-330AC and AMC Manager

https://jvn.jp/en/vu/JVNVU94271449/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-122Heap-based Buffer Overflow

Data Freshness Timeline

(refreshed 16× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2026-32956?

CVE-2026-32956 is a critical vulnerability published on April 20, 2026. SD-330AC and AMC Manager provided by silex technology, Inc. contain a heap-based buffer overflow vulnerability in processing the redirect URLs. Arbitrary code may be executed on the device.

When was CVE-2026-32956 disclosed?

CVE-2026-32956 was first published in the National Vulnerability Database on April 20, 2026, with the most recent update on April 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-32956 actively exploited?

CVE-2026-32956 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 19.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-32956?

CVE-2026-32956 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2026-32956?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-32956, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2026-32956

📅 Published

🔄 Last Modified

📋 Advisory Details (3)

Multiple Vulnerabilities in SD-330AC | silex technology, Inc.

SD-330AC における複数の脆弱性について | サイレックス・テクノロジー株式会社

JVNVU#94271449: Multiple vulnerabilities in silex technology SD-330AC and AMC Manager

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2026-32956?

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Last Modified

Advisory Details (3)

Frequently asked(5)

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