How severe is CVE-2026-6051?

CVE-2026-6051 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-6051 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-6051?

CVE-2026-6051 affects Ibm Db2. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-6051?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-6051 have an EU (EUVD) identifier?

Yes. CVE-2026-6051 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32488.

When was CVE-2026-6051 published?

CVE-2026-6051 was published on 2026-05-27 and last updated on 2026-06-17.

CVE-2026-6051

CVE-2026-6051 is a medium-severity vulnerability in Ibm Db2 with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-32488
Weakness: CWE-400
Affected product: Ibm Db2
Published: 2026-05-27
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2026-6051?: 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.
How severe is CVE-2026-6051?: CVE-2026-6051 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-6051 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-6051?: CVE-2026-6051 affects Ibm Db2. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-6051?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-6051 have an EU (EUVD) identifier?: Yes. CVE-2026-6051 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32488.
When was CVE-2026-6051 published?: CVE-2026-6051 was published on 2026-05-27 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7273558

Affected products (1)

cpe:2.3:a:ibm:db2:*:*:*:*:-:*:*:*

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