Vulnerability record

CVE-2011-3544

Oracle Java SE Runtime Environment (JRE) Arbitrary Code Execution Vulnerability

CriticalExploitation confirmedCISA KEV

What should I do?

This vulnerability is in the CISA Known Exploited Vulnerabilities catalog: attackers are using it. If you run Java SE JDK and JRE, fix it now.

CISA required action: Apply updates per vendor instructions.

US federal civilian agencies must remediate by Mar 24, 2022.

Patch status

Official fix available since Sep 30, 2026

Apply the vendor's update to every affected system. Check the fixed-in versions below where known.

Basis: NVD patch reference

Patch or advisory on oracle.com (opens in a new tab)

Description

Unspecified vulnerability in the Java Runtime Environment component in Oracle Java SE JDK and JRE 7 and 6 Update 27 and earlier allows remote untrusted Java Web Start applications and untrusted Java applets to affect confidentiality, integrity, and availability via unknown vectors related to Scripting.

Source: NIST National Vulnerability Database. Official vulnerability data, reproduced as published.

Affected products

Products affected by this vulnerability, with versions and the source of each entry
Product	Vendor	Source
Java SE JDK and JRE	Oracle	KEV

Sources: KEV = CISA Known Exploited Vulnerabilities catalog. Version details have not been published yet.

Intelligence timeline

Developments from the last 30 days, newest first.

CVSS scoredUpdateKEVSep 30, 2026
CVE-2011-3544 scored CVSS 9.8: Oracle Java SE JDK and JRE, Oracle Java SE Runtime Environment (JRE) Arbitrary Code Execution Vulnerability
CISA lists this as exploited in the wild. Unpatched Java SE JDK and JRE systems are exposed to active attacks now.
Basis: NIST National Vulnerability Database
Patch releasedUpdateKEVSep 30, 2026
Patch released for CVE-2011-3544: Oracle Java SE JDK and JRE, Oracle Java SE Runtime Environment (JRE) Arbitrary Code Execution Vulnerability
An official fix is now available for Oracle Java SE JDK and JRE. This vulnerability is being exploited, so apply it promptly.
Basis: NVD patch reference

1 earlier event is available with a subscription. See plans.

Coverage

We have not published a story about this vulnerability yet.

References

nvd.nist.gov https://nvd.nist.gov/vuln/detail/CVE-2011-3544
lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00049.html
marc.info http://marc.info/?l=bugtraq&m=132750579901589&w=2
marc.info http://marc.info/?l=bugtraq&m=134254866602253&w=2
marc.info http://marc.info/?l=bugtraq&m=134254957702612&w=2
rhn.redhat.com http://rhn.redhat.com/errata/RHSA-2013-1455.html
secunia.com http://secunia.com/advisories/48308
security.gentoo.org http://security.gentoo.org/glsa/glsa-201406-32.xml
ibm.com http://www.ibm.com/developerworks/java/jdk/alerts/
oracle.com http://www.oracle.com/technetwork/topics/security/javacpuoct2011-443431.html
redhat.com http://www.redhat.com/support/errata/RHSA-2011-1384.html
securityfocus.com http://www.securityfocus.com/bid/50218
securitytracker.com http://www.securitytracker.com/id?1026215
ubuntu.com http://www.ubuntu.com/usn/USN-1263-1
exchange.xforce.ibmcloud.com https://exchange.xforce.ibmcloud.com/vulnerabilities/70849
oval.cisecurity.org https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13947
cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2011-3544