How severe is CVE-2023-33854?

CVE-2023-33854 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-33854 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33854?

CVE-2023-33854 primarily affects Ibm Db2. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-33854?

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

Does CVE-2023-33854 have an EU (EUVD) identifier?

Yes. CVE-2023-33854 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-60595.

When was CVE-2023-33854 published?

CVE-2023-33854 was published on 2026-06-22 and last updated on 2026-06-30.

CVE-2023-33854

CVE-2023-33854 is a medium-severity vulnerability in Ibm Db2 with a CVSS 3.x base score of 5.3. 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-294.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-60595
Weakness: CWE-294
Affected product: Ibm Db2
Published: 2026-06-22
Last modified: 2026-06-30

Description

IBM Db2 on Cloud Pak for Data and Db2 Warehouse on Cloud Pak for Data versions 4.8, 5.0, 5.1, 5.2, and 5.3 could allow an authenticated user to bypass client-side validation and manipulate input data using man in the middle techniques.

Frequently asked questions

What is CVE-2023-33854?: IBM Db2 on Cloud Pak for Data and Db2 Warehouse on Cloud Pak for Data versions 4.8, 5.0, 5.1, 5.2, and 5.3 could allow an authenticated user to bypass client-side validation and manipulate input data using man in the middle techniques.
How severe is CVE-2023-33854?: CVE-2023-33854 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-33854 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33854?: CVE-2023-33854 primarily affects Ibm Db2. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-33854?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-33854 have an EU (EUVD) identifier?: Yes. CVE-2023-33854 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-60595.
When was CVE-2023-33854 published?: CVE-2023-33854 was published on 2026-06-22 and last updated on 2026-06-30.

References

https://www.ibm.com/support/pages/node/7277112

Affected products (2)

cpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:db2_warehouse:*:*:*:*:*:*:*:*

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