Oracle Java SE

CVE-2012-1723: Oracle Java SE Runtime Environment (JRE) Arbitrary Code Execution Vulnerability

Is it exploited?

Yes. CISA added it to the Known Exploited Vulnerabilities catalog on 3 Mar 2022, 3,547 days after the CVE record was published.

How likely is exploitation in the next 30 days?

93.6%

EPSS score, percentile 99.8 of all scored records

How severe?

9.8 Critical

CVSS v3.1 base score, from CISA's enrichment of the record

What should I do?

CISA deadline 24 Mar 2022. Apply updates per vendor instructions.

Advisories and patches (4)

Which versions are affected?

Not stated. The CVE record gives vendor and product as “n/a” and the version as “unspecified”.

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

What to do

Required action, set by CISA

Apply updates per vendor instructions.

CISA due date for this action: 24 March 2022.

Advisories and patches

GLSA-201406-32 (Vendor advisory)
RHSA-2012:0734 (Vendor advisory)
SSRT100919 (Vendor advisory)
MDVSA-2012:095 (Vendor advisory)

Linked from CISA's catalog entry

https://nvd.nist.gov/vuln/detail/CVE-2012-1723

Affected products and versions

The CVE record does not name affected products or versions: vendor and product are “n/a” and the version is “unspecified”.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

About this vulnerability

Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE allows remote attackers to affect confidentiality, integrity, and availability via Unknown vectors related to Hotspot.

Summary: CISA's KEV catalog, as of 28 Oct 2026.

CISA added CVE-2012-1723 to its Known Exploited Vulnerabilities (KEV) catalog on 3 Mar 2022.
CISA marks it as known to be used in ransomware campaigns.
The due date CISA sets for the required action is 24 Mar 2022.
The CVE record was published on 16 Jun 2012, 3,547 days before it was added to KEV.
The CVE record carries a CVSS v3.1 base score of 9.8 (Critical), taken from CISA's enrichment of the record.
FIRST's EPSS model puts the probability of exploitation in the next 30 days at 93.6% (percentile 99.8), as of 28 Oct 2026.
CISA's SSVC assessment in the CVE record: exploitation active, automatable yes, technical impact total.

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026. About the data.

Description

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.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

Weakness

CWE-284: Improper Access Control

CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record and the KEV entry.

Timeline

Date	Event
16 Jun 2012	CVE record published
3 Mar 2022	Added to CISA KEV
24 Mar 2022	CISA due date for the required action
6 Aug 2026	CVE record last updated

References

51080 (Third-party advisory)
oval:org.mitre.oval:def:16259 (Vulnerability database)
53960 (Vulnerability database)
oracle.com
[OpenJDK] 20120612 IcedTea6 1.10.8 & 1.11.3 Released
ibm.com

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