How severe is CVE-2022-21496?

CVE-2022-21496 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2022-21496 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-21496?

CVE-2022-21496 primarily affects Oracle Graalvm. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-21496?

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

When was CVE-2022-21496 published?

CVE-2022-21496 was published on 2022-04-19 and last updated on 2026-06-17.

CVE-2022-21496

CVE-2022-21496 is a medium-severity vulnerability in Oracle Graalvm 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.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Graalvm
Published: 2022-04-19
Last modified: 2026-06-17

Description

Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JNDI). Supported versions that are affected are Oracle Java SE: 7u331, 8u321, 11.0.14, 17.0.2, 18; Oracle GraalVM Enterprise Edition: 20.3.5, 21.3.1 and 22.0.0.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.1 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).

Frequently asked questions

What is CVE-2022-21496?: Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JNDI). Supported versions that are affected are Oracle Java SE: 7u331, 8u321, 11.0.14, 17.0.2, 18; Oracle GraalVM Enterprise Edition: 20.3.5, 21.3.1 and 22.0.0.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.1 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).
How severe is CVE-2022-21496?: CVE-2022-21496 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2022-21496 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-21496?: CVE-2022-21496 primarily affects Oracle Graalvm. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-21496?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-21496 published?: CVE-2022-21496 was published on 2022-04-19 and last updated on 2026-06-17.

References

Affected products (30)

cpe:2.3:a:oracle:graalvm:20.3.5:*:*:*:enterprise:*:*:*
cpe:2.3:a:oracle:graalvm:21.3.1:*:*:*:enterprise:*:*:*
cpe:2.3:a:oracle:graalvm:22.0.0.2:*:*:*:enterprise:*:*:*
cpe:2.3:a:oracle:java_se:7u331:*:*:*:*:*:*:*
cpe:2.3:a:oracle:java_se:8u321:*:*:*:*:*:*:*
cpe:2.3:a:oracle:java_se:11.0.14:*:*:*:*:*:*:*
cpe:2.3:a:oracle:java_se:17.0.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:java_se:18:*:*:*:*:*:*:*
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows:*:*
cpe:2.3:a:netapp:cloud_insights_acquisition_unit:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:cloud_secure_agent:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_storage_manager:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_web_services:-:*:*:*:*:web_services_proxy:*:*
cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:santricity_unified_manager:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:bootstrap_os:-:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:a:azul:zulu:6.45:*:*:*:*:*:*:*
cpe:2.3:a:azul:zulu:7.52:*:*:*:*:*:*:*
cpe:2.3:a:azul:zulu:8.60:*:*:*:*:*:*:*
cpe:2.3:a:azul:zulu:11.54:*:*:*:*:*:*:*
cpe:2.3:a:azul:zulu:13.46:*:*:*:*:*:*:*
cpe:2.3:a:azul:zulu:15.38:*:*:*:*:*:*:*
cpe:2.3:a:azul:zulu:17.32:*:*:*:*:*:*:*
cpe:2.3:a:azul:zulu:18.28:*:*:*:*:*:*:*

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