CVE-2026-40450

MEDIUMNVD 6.66.6—

6.6

Integer overflow in output tensor copy size calculation in Samsung Open Source ONE could cause incorrect copy length and memory corruption for oversized tensors. Affected version is prior to commit 1.30.0.

CVSS v3: 6.6
EG Score: 6.6(high)
EPSS: 0.4%
KEV: Not listed

Published

April 22, 2026

Last Modified

April 27, 2026

References (1)

PSIRT@samsunghttps://github.com/Samsung/ONE/pull/16481

Weakness Classification(1)

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

CWE-190Integer Overflow or Wraparound

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.

2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 16:20 UTCEG score recompute
2026-05-20 16:20 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-40450?

CVE-2026-40450 is a medium vulnerability published on April 22, 2026. Integer overflow in output tensor copy size calculation in Samsung Open Source ONE could cause incorrect copy length and memory corruption for oversized tensors. Affected version is prior to commit 1.30.0.

When was CVE-2026-40450 disclosed?

CVE-2026-40450 was first published in the National Vulnerability Database on April 22, 2026, with the most recent update on April 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-40450 actively exploited?

CVE-2026-40450 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-40450?

CVE-2026-40450 has a CVSS v3 base score of 6.6 (NVD).

How do I remediate CVE-2026-40450?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-40450, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-40450

Explore →

Is Your Infrastructure Affected by CVE-2026-40450?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2026-40450

📅 Published

🔄 Last Modified

🔗 References (1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2026-40450?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (1)

Frequently asked(5)

Related CVEs(same CWE)