CVE-2019-2786: Oracle Corporation Java vulnerability

CVE-2019-2786: Vulnerability in the Java SE, Java SE Embedded component of Oracle Java SE (subcomponent: Security).

Vulnerability in the Java SE, Java SE Embedded component of Oracle Java SE (subcomponent: Security). Supported versions that are affected are Java SE: 8u212, 11.0.3 and 12.0.1; Java SE Embedded: 8u211. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Java SE, Java SE Embedded, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Java SE, Java SE Embedded accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets (in Java SE 8), 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 3.0 Base Score 3.4 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N).

UnknownCVSS not scoredNot KEV-listedUpdatedOct 1, 2024, 16:41 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2019-2786 is a low-severity Oracle Java issue that can expose a limited subset of accessible Java data. It is hard to exploit, requires user interaction, and mainly matters where Java runs untrusted sandboxed code, such as Java Web Start or Java applets, or where affected APIs process attacker-supplied data. Exposure is most likely on endpoints or embedded systems running the listed Java versions and relying on the Java sandbox for untrusted applets or Web Start code. Server-side exposure is possible where applications pass untrusted data into affected Java Security APIs. Treat this as routine patch hygiene unless the organization still depends on sandboxed Java applets, Web Start, or exposed Java API processing of untrusted data. No cited source indicates active exploitation, but affected Java estates should still be updated through normal maintenance windows. Mitigation focus: Apply relevant Oracle, Ubuntu, Red Hat, SUSE, or HPE vendor updates.; Prioritize systems running the affected Java SE and Java SE Embedded versions.; Reduce or disable use of untrusted Java applets and Web Start where possible..

Prepared: Jun 6, 2026, 20:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jul 23, 2019, 22:31 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

8Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
USN-4080-1CVE reference · vendor-advisory, x_refsource_UBUNTU
USN-4083-1CVE reference · vendor-advisory, x_refsource_UBUNTU
RHSA-2019:2585CVE reference · vendor-advisory, x_refsource_REDHAT
RHSA-2019:2590CVE reference · vendor-advisory, x_refsource_REDHAT
RHSA-2019:2592CVE reference · vendor-advisory, x_refsource_REDHAT
RHSA-2019:2737CVE reference · vendor-advisory, x_refsource_REDHAT
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03977en_usCVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

Oracle CorporationJavaJava SE: 8u212, 11.0.3, 12.0.1, Java SE Embedded: 8u211Listed

Weakness

CWE details

No CWE listed

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