How severe is CVE-2022-39337?

CVE-2022-39337 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2022-39337 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-39337?

CVE-2022-39337 affects Apache Hertzbeat. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-39337?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-39337 published?

CVE-2022-39337 was published on 2023-12-22 and last updated on 2026-06-17.

CVE-2022-39337

CVE-2022-39337 is a high-severity vulnerability in Apache Hertzbeat with a CVSS 3.x base score of 7.5. 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-284.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Apache Hertzbeat
Published: 2023-12-22
Last modified: 2026-06-17

Description

Hertzbeat is an open source, real-time monitoring system with custom-monitoring, high performance cluster, prometheus-like and agentless. Hertzbeat versions 1.20 and prior have a permission bypass vulnerability. System authentication can be bypassed and invoke interfaces without authorization. Version 1.2.1 contains a patch for this issue.

Frequently asked questions

What is CVE-2022-39337?: Hertzbeat is an open source, real-time monitoring system with custom-monitoring, high performance cluster, prometheus-like and agentless. Hertzbeat versions 1.20 and prior have a permission bypass vulnerability. System authentication can be bypassed and invoke interfaces without authorization. Version 1.2.1 contains a patch for this issue.
How severe is CVE-2022-39337?: CVE-2022-39337 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2022-39337 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-39337?: CVE-2022-39337 affects Apache Hertzbeat. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-39337?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-39337 published?: CVE-2022-39337 was published on 2023-12-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:hertzbeat:*:*:*:*:*:*:*:*

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