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Findings

CVE-2012-5076

Oracle Java SE Sandbox Bypass Vulnerability

Published Oct 16, 2012 · updated Jun 16, 2026 · oracle jre

The default Java security properties configuration did not restrict access to the com.sun.org.glassfish.external and com.sun.org.glassfish.gmbal packages. An untrusted Java application or applet could use these flaws to bypass Java sandbox restrictions.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 16, 2012 · Catalog

    Detected

    The default Java security properties configuration did not restrict access to the com.sun.org.glassfish.external and com.sun.org.glassfish.gmbal packages. An untrusted Java application or applet could use these flaws to bypass Java sandbox restrictions.

  2. Mar 28, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Apr 18, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    The default Java security properties configuration did not restrict access to the com.sun.org.glassfish.external and com.sun.org.glassfish.gmbal packages. An untrusted Java application or applet could use these flaws to bypass Java sandbox restrictions.

Required action

Apply updates per vendor instructions.

CISA due date Apr 18, 2022

Affected

  • cpe oracle/jre1.7.0
  • cpe suse/linux enterprise desktop11
  • vendor Oracle Java SEversion unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2012-5076

    The default Java security properties configuration did not restrict access to the com.sun.org.glassfish.external and com.sun.org.glassfish.gmbal packages. An untrusted Java application or applet could use these flaws to bypass Java sandbox restrictions.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2012-5076

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2012-5076

    30-day exploitation probability 91.3%

    first.org
  • Exploit DatabasePublic exploit reference22657

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Exploit DatabasePublic exploit reference24309

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Metasploit ModulesPublic exploit moduleexploit_multi/browser/java_jre17_glassfish_averagerangestatisticimpl

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • Metasploit ModulesPublic exploit moduleexploit_multi/browser/java_jre17_jaxws

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-2012-5076

    Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 7 and earlier allows remote attackers to affect confidentiality, integrity, and availability, related to JAX-WS.

    nvd.nist.gov

References