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% (63rd 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% (63rd 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% (63rd 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:*:*:*:*:*:*:*:*

More vulnerabilities in Apache Hertzbeat

CVE-2023-51653 — Critical (CVSS 9.8): Hertzbeat is a real-time monitoring system. In the implementation of `JmxCollectImpl.java`,…
CVE-2023-51389 — Critical (CVSS 9.8): Hertzbeat is a real-time monitoring system. At the interface of `/define/yml`, SnakeYAML is used as a parser to parse…
CVE-2023-51388 — Critical (CVSS 9.8): Hertzbeat is a real-time monitoring system. In `CalculateAlarm.java`, `AviatorEvaluator` is used to directly execute…
CVE-2026-24343 — High (CVSS 8.8): Improper Neutralization of Data within XPath Expressions ('XPath Injection') vulnerability in Apache HertzBeat. This…
CVE-2025-48208 — High (CVSS 8.8): Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection') vulnerability in Apache HertzBeat…
CVE-2025-24404 — High (CVSS 8.8): XML Injection RCE by parse http sitemap xml response vulnerability in Apache HertzBeat. The attacker needs…

All CVEs affecting Apache Hertzbeat →

Other CWE-284 (Improper Access Control) vulnerabilities

CVE-2026-76607 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Missing ACL check in download element in Fabrik < 4.7.3 - ???.
CVE-2026-20315 — Critical (CVSS 10.0): As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering…
CVE-2026-70921 — Critical (CVSS 10.0): Vulnerability in the Oracle Hyperion Financial Management product of Oracle Hyperion (component: Security). The…
CVE-2026-66803 — Critical (CVSS 10.0): Improper access control in Azure Cosmos DB allows an unauthorized attacker to execute code over a network.
CVE-2026-58630 — Critical (CVSS 10.0): Improper access control in Azure App Service allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-60358 — Critical (CVSS 10.0): Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine).…

Browse all CWE-284 (Improper Access Control) vulnerabilities →