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JdkApplication · Oracle

CVE-2025-50063

HIGH · 7.3 CVSS v3.1 Published 2025-07-15
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
73/100
Remediation priority · Elevated

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Vulnerability in Oracle Java SE (component: Install). The supported version that is affected is Oracle Java SE: 8u451. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Java SE executes to compromise Oracle Java SE. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Oracle Java SE. Note: Applies to installation process on client deployment of Java. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H).

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

Vulnerability in Oracle Java SE installation component (version 8u451) allowing a low-privileged attacker with local system access to compromise Java SE during the installation process. Requires human interaction during the install to succeed, and can result in complete takeover of Java SE.

MitigationApply the latest Oracle Java SE security update (when available) and ensure installation processes occur in controlled, secure environments. Verify integrity of Java installers using official distribution channels.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
JdkApplication
Affected:= 1.8.0
JreApplication
Affected:= 1.8.0

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify installed Java version
    Run 'java -version' from command line or check JAVA_HOME environment variable. Also check Windows Registry at HKLM\SOFTWARE\JavaSoft\Java Development Kit\CurrentVersion or HKLM\SOFTWARE\JavaSoft\Java Runtime Environment\CurrentVersion on Windows systems.
    Affected if The installed version is Java 8 (1.8.x) specifically at update 451 (1.8.0_451). Compare your exact version number against the affected update.
  2. Determine if Java was installed via installer
    Review installation method: check if Java was installed using Oracle's installer (.exe or .msi) rather than package managers or manual extraction.
    Affected if This vulnerability exists in the Oracle Java SE installer component, not in the runtime. The flaw requires the installation process to be active.
  3. Check for recent installation activity
    Review system logs (Windows Event Viewer Application logs, or Linux /var/log files) for Java installation events around the time of the potential compromise window.
    Affected if A low-privileged attacker with local system access could exploit this during the install process. Evidence of untrusted installer execution indicates potential exposure.
  4. Verify installation source integrity
    Confirm the Oracle Java installer was obtained from official Oracle channels. Check file hash or digital signature of the installer used if known.
    Affected if If the installer originated from unofficial or untrusted sources, the vulnerability could have been exploited during that installation.

You are affected if Java 8 (1.8.x) at update 451 is installed or was installed using an Oracle installer that could have been tampered with by a local attacker during the installation process.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply the latest Oracle Java SE security update (when available) and ensure installation processes occur in controlled, secure environments. Verify integrity of Java installers using official distribution channels.

Recommended fix Moderate confidence

Java SE 8u461 or later (JDK 8)

  1. 1. Navigate to the Oracle Java SE Downloads page at https://www.oracle.com/java/technologies/downloads/
  2. 2. Download Java SE 8 (JDK 8) version 8u461 or later from the Oracle website
  3. 3. Uninstall the current vulnerable Java SE 8u451 installation from all affected systems
  4. 4. Install the patched Java SE 8u461 (or latest available) version on all affected systems
  5. 5. Verify the installation by running 'java -version' to confirm the updated version is active
  6. 6. Ensure any applications or services using Java are restarted to use the new installation
Caveat Minor - Oracle Java SE 8 update releases are generally backward compatible, but verify application compatibility with the specific patch version in a test environment before production deployment

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Jdk Scoped from the published advisory
  • Consultation2.0 h
  • Implementation2.0 h
  • Testing2.0 h
  • Review / QA1.0 h
7.0 hours of engineering $1,240
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2025-50063 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data