Is CVE-2012-1723 being actively exploited?

Yes. CVE-2012-1723 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added on March 3, 2022.

What is the CVSS score for CVE-2012-1723?

CVE-2012-1723 has a CVSS 3.1 base score of 9.8 (CRITICAL).

CVE-2012-1723

CRITICAL · CVSS 9.8CISA KEV: actively exploitedEPSS 93.7%EU EUVD: exploited

Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 update 4 and earlier, 6 update 32 and earlier, 5 update 35 and earlier, and 1.4.2_37 and earlier allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors related to Hotspot.

Key facts

CVSS score: 9.8 (v3.1)
Severity: CRITICAL
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-284
EPSS score: 93.7% (100th percentile)
In CISA KEV: Yes, added March 3, 2022
In EU EUVD: Yes (EUVD-2012-1733)
Published: June 16, 2012
NVD last modified: August 6, 2026
Status: Analyzed

CISA Known Exploited Vulnerability

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

Added to the KEV catalog on March 3, 2022; federal remediation due March 24, 2022. Known to be used in ransomware campaigns.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-1733 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on August 6, 2026.

View on the EU Vulnerability Database

Affected products

oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk
oracle / jdk

and 85 more…

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

Red Hat Enterprise Linux 5 OpenSSH-Server Cryptographic Module - Red Hat®, Inc. - FIPS 140 1384 - historical

References

http://mail.openjdk.java.net/pipermail/distro-pkg-dev/2012-June/019076.html(Mailing List)
http://marc.info/?l=bugtraq&m=134496371727681&w=2(Mailing List)
http://rhn.redhat.com/errata/RHSA-2012-0734.html(Third Party Advisory)
http://secunia.com/advisories/51080(Broken Link)
http://security.gentoo.org/glsa/glsa-201406-32.xml(Third Party Advisory)
http://www.ibm.com/support/docview.wss?uid=swg21615246(Broken Link)
http://www.mandriva.com/security/advisories?name=MDVSA-2012:095(Broken Link)
http://www.oracle.com/technetwork/topics/security/javacpujun2012-1515912.html(Vendor Advisory)
http://www.securityfocus.com/bid/53960(Broken Link, Third Party Advisory, VDB Entry)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16259(Broken Link)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-1723(US Government Resource)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain