CVE-2026-6053

MEDIUMPre-NVD 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 a specially crafted query is run with range partitioned tables.

CVSS v3: 5.5
EG Score: 5.5(high)
EPSS: 2.9%
KEV: Not listed

Published

May 27, 2026

Last Modified

May 29, 2026

References (1)

linkhttps://www.ibm.com/support/pages/node/7273556

Vendor Advisories for CVE-2026-6053(1)

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

GHSA-2j7q-r439-8qqq
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-770Allocation of Resources Without Limits or Throttling

Data Freshness Timeline

(refreshed 20× 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.

2026-06-05 22:47 UTCepss_batch
2026-06-05 06:55 UTCEG score recompute
2026-06-05 06:55 UTCGHSA enrichment
2026-06-05 06:10 UTCepss_batch
2026-06-04 13:12 UTCepss_batch
2026-06-04 13:12 UTCepss_batch
2026-06-04 05:34 UTCEG score recompute
2026-06-04 05:34 UTCGHSA enrichment
2026-06-03 04:13 UTCEG score recompute
2026-06-03 04:12 UTCGHSA enrichment
2026-06-02 20:13 UTCepss_batch
2026-06-02 02:51 UTCEG score recompute
2026-06-02 02:51 UTCGHSA enrichment
2026-06-01 13:52 UTCepss_batch
2026-06-01 13:52 UTCepss_batch
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
2026-05-31 00:16 UTCepss_batch

Frequently asked(5)

What is CVE-2026-6053?

CVE-2026-6053 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 a specially crafted query is run with range partitioned tables.

When was CVE-2026-6053 disclosed?

CVE-2026-6053 was first published in the National Vulnerability Database on May 27, 2026, with the most recent update on May 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-6053 actively exploited?

CVE-2026-6053 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-6053?

CVE-2026-6053 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2026-6053?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-6053, 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-2026-6053

📅 Published

🔄 Last Modified

🔗 References (1)

📣 Vendor Advisories for CVE-2026-6053(1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)