CVE-2023-26591

LOWNVD 2.02.0—

2.0

Unchecked return value in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an unauthenticated user to potentially enable denial of service via physical access.

CVSS v3: 2.0
EG Score: 2.0(medium)
EPSS: 27.6%
KEV: Not listed

Published

February 14, 2024

Last Modified

November 21, 2024

References (2)

secure@intelhttps://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00851.html
af854a3a-2127-422b-91ae-364da2661108https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00851.html

Weakness Classification(1)

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

CWE-252Unchecked Return Value

Data Freshness Timeline

(refreshed 12× 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.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
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2026-05-26 07:17 UTCepss_batch
2026-05-24 08:35 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-26591?

CVE-2023-26591 is a low vulnerability published on February 14, 2024. Unchecked return value in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an unauthenticated user to potentially enable denial of service via physical access.

When was CVE-2023-26591 disclosed?

CVE-2023-26591 was first published in the National Vulnerability Database on February 14, 2024, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-26591 actively exploited?

CVE-2023-26591 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-26591?

CVE-2023-26591 has a CVSS v3 base score of 2.0 (NVD).

How do I remediate CVE-2023-26591?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-26591, 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-2023-26591

📅 Published

🔄 Last Modified

🔗 References (2)