CVE-2012-1723: Oracle Java SE Runtime Environment (JRE) Arbitrary Code Execution Vulnerability
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
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.
CSIRTS triage
- What
- Unspecified vulnerability in the Java Runtime Environment allows remote attackers to affect confidentiality, integrity, and availability.
- Who is affected
- Users of Oracle Java SE Runtime Environment.
- Urgency
- Remediation is critical due to active exploitation and the severity of the vulnerability.
- Action
- Update Oracle Java SE to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2012-1723
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Exploitation confirmedCVE-2012-1723Already exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 100% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2012-1723 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Oracle Java SE
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- medium[UPDATE] [medium] Oracle Java SE: Multiple vulnerabilitiescert-bund · 2026-07-09
- medium[UPDATE] [medium] Oracle Java SE: Multiple vulnerabilitiescert-bund · 2026-07-02
- criticalexploitedCVE-2016-3427: Oracle Java SE and JRockit Unspecified Vulnerabilitycisa-kev · 2023-05-12
- criticalexploitedCVE-2012-5076: Oracle Java SE Sandbox Bypass Vulnerabilitycisa-kev · 2022-03-28
- criticalexploitedCVE-2013-2465: Oracle Java SE Unspecified Vulnerabilitycisa-kev · 2022-03-28
- criticalexploitedCVE-2011-3544: Oracle Java SE Runtime Environment (JRE) Arbitrary Code Execution Vulnerabilitycisa-kev · 2022-03-03
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