CVE-2012-5088

Oracle Java SE <7.7 - Info Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2012-5088. PoCs published by Metasploit, Unknown, juan vazquez, including Metasploit module exploits/multi/browser/java_jre17_method_handle.

AI-analyzed exploit summary This Metasploit module exploits CVE-2012-5088, a Java Applet Method Handle vulnerability, to achieve remote code execution by abusing the Method Handle class in Java 7u7 and earlier. It delivers a malicious JAR file via an HTML page with an embedded applet, bypassing sandbox restrictions.

Description

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 via unknown vectors related to Libraries.

Exploits (2)

exploitdb WORKING POC VERIFIED
by Metasploit · rubyremotemultiple
https://www.exploit-db.com/exploits/24308

This Metasploit module exploits CVE-2012-5088, a Java Applet Method Handle vulnerability, to achieve remote code execution by abusing the Method Handle class in Java 7u7 and earlier. It delivers a malicious JAR file via an HTML page with an embedded applet, bypassing sandbox restrictions.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Oracle Java 7u7 and earlier
No auth needed
Prerequisites: Victim must visit a malicious webpage hosting the exploit · Java 7u7 or earlier must be installed on the victim's system
devstral-2 · analyzed Feb 18, 2026 Full analysis →
metasploit WORKING POC EXCELLENT
by Unknown, juan vazquez · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/browser/java_jre17_method_handle.rb

This Metasploit module exploits CVE-2012-5088 in Java 7u7 and earlier by abusing the Method Handle class in a Java Applet to execute arbitrary code outside the sandbox. It delivers a malicious JAR file containing exploit classes and a payload via an HTML page with an embedded applet.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Java Runtime Environment (JRE) 7u7 and earlier
No auth needed
Prerequisites: Victim must visit a malicious webpage hosting the exploit · Java Applet support must be enabled in the browser
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (10)

Core 10
Core References
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2012-1386.html
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16605
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2012-1391.html
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51029
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51390
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2012-1467.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/79420
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51326

Scores

EPSS 0.7870
EPSS Percentile 99.5%

Details

Status published
Products (4)
oracle/jdk 1.7.0 (7 CPE variants)
oracle/jdk < 1.7.0
oracle/jre 1.7.0 (7 CPE variants)
oracle/jre < 1.7.0
Published Oct 16, 2012
Tracked Since Feb 18, 2026