How severe is CVE-2023-33264?

CVE-2023-33264 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-33264 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33264?

CVE-2023-33264 affects Hazelcast. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-33264?

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

When was CVE-2023-33264 published?

CVE-2023-33264 was published on 2023-05-22 and last updated on 2026-06-17.

CVE-2023-33264

CVE-2023-33264 is a medium-severity vulnerability in Hazelcast with a CVSS 3.x base score of 4.3. 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-522.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Hazelcast
Published: 2023-05-22
Last modified: 2026-06-17

Description

In Hazelcast through 5.0.4, 5.1 through 5.1.6, and 5.2 through 5.2.3, configuration routines don't mask passwords in the member configuration properly. This allows Hazelcast Management Center users to view some of the secrets.

Frequently asked questions

What is CVE-2023-33264?: In Hazelcast through 5.0.4, 5.1 through 5.1.6, and 5.2 through 5.2.3, configuration routines don't mask passwords in the member configuration properly. This allows Hazelcast Management Center users to view some of the secrets.
How severe is CVE-2023-33264?: CVE-2023-33264 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-33264 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33264?: CVE-2023-33264 affects Hazelcast. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-33264?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-33264 published?: CVE-2023-33264 was published on 2023-05-22 and last updated on 2026-06-17.

References

https://github.com/hazelcast/hazelcast/pull/24266

Affected products (1)

cpe:2.3:a:hazelcast:hazelcast:*:*:*:*:*:*:*:*

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