CVE-2026-6051

MEDIUMNVD 5.55.5—Trending — 3 sources updated this week

5.5

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to a denial of service when executing a specially crafted query with a small statement heap.

CVSS v3: 5.5
EG Score: 5.5(high)
EPSS: 9.4%
KEV: Not listed

Published

May 27, 2026

Last Modified

May 28, 2026

References (1)

psirt@ushttps://www.ibm.com/support/pages/node/7273558

Vendor Advisories for CVE-2026-6051(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

GHSA-xfpq-g5f8-6gqr
GitHub Security AdvisoriesMedium
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to a denial of service...

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 9× in last 7d / 9× 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.

2026-06-01 01:30 UTCEG score recompute
2026-06-01 01:30 UTCGHSA enrichment
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 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
2026-05-27 14:07 UTCEG score recompute

Frequently asked(5)

What is CVE-2026-6051?

CVE-2026-6051 is a medium vulnerability published on May 27, 2026. IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to a denial of service when executing a specially crafted query with a small statement heap.

When was CVE-2026-6051 disclosed?

CVE-2026-6051 was first published in the National Vulnerability Database on May 27, 2026, with the most recent update on May 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-6051 actively exploited?

CVE-2026-6051 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 9.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-6051?

CVE-2026-6051 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2026-6051?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-6051, 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-2026-6051

📅 Published

🔄 Last Modified

🔗 References (1)

📣 Vendor Advisories for CVE-2026-6051(1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)