CVE-2026-42467

HIGHNVD 7.57.5—

7.5

An issue was discovered in Open-SAE-J1939 thru commit b6caf884df46435e539b1ecbf92b6c29b345bdfe (2025-11-30) in SAE_J1939_Read_Binary_Data_Transfer_DM16 causing a denial of service via crafted CAN frame on the J1939 bus.

CVSS v3: 7.5
EG Score: 7.5(high)
EPSS: 16.7%
KEV: Not listed

Published

May 1, 2026

Last Modified

May 5, 2026

Advisory Details (1)

Auto-updated May 1, 2026

No patch confirmed yet.

generic

Automotive CAN Protocol Libraries Multiple Buffer Overflows (CVE-2026-37534 through 37541, 42467-42469) · GitHub

https://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381

Weakness Classification(1)

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

CWE-400Uncontrolled Resource Consumption (Denial of Service)

Data Freshness Timeline

(refreshed 14× 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
2026-05-29 13:44 UTCepss_batch
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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 14:48 UTCEG score recompute
2026-05-20 14:48 UTCGHSA enrichment
2026-05-20 11:22 UTCepss_batch
2026-05-20 11:22 UTCepss_batch

Frequently asked(5)

What is CVE-2026-42467?

CVE-2026-42467 is a high vulnerability published on May 1, 2026. An issue was discovered in Open-SAE-J1939 thru commit b6caf884df46435e539b1ecbf92b6c29b345bdfe (2025-11-30) in SAEJ1939ReadBinaryDataTransferDM16 causing a denial of service via crafted CAN frame on the J1939 bus.

When was CVE-2026-42467 disclosed?

CVE-2026-42467 was first published in the National Vulnerability Database on May 1, 2026, with the most recent update on May 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-42467 actively exploited?

CVE-2026-42467 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 16.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-42467?

CVE-2026-42467 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2026-42467?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-42467, 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-2026-42467

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

Automotive CAN Protocol Libraries Multiple Buffer Overflows (CVE-2026-37534 through 37541, 42467-42469) · GitHub

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2026-42467?

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Last Modified

Advisory Details (1)

Frequently asked(5)

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