Exploited CVEs / Oracle / CVE-2012-0507
CVE-2012-0507
Oracle Java SE Runtime Environment (JRE) Arbitrary Code Execution Vulnerability. Exploitation in the wild is confirmed by CISA, not predicted, and the vulnerability is known to be used in ransomware campaigns. Federal agencies were required to remediate by 2022-03-24 (that deadline has passed); treat that date as the outer bound for your own environment. The fix is in the vendor advisory: Oracle Critical Patch Updates, linked below.
Actively exploited Oracle Java SE vulnerability, Critical severity, CVSS 9.8. Added to the CISA KEV catalog 2022-03-03.
Risk summary
Updated July 26, 2026. Data refreshed on every build from MSRC, CISA KEV, and FIRST EPSS.
Senserva AI Opinion for CVE-2012-0507
This is a type confusion flaw in the Concurrency component of Oracle Java SE that lets a remote attacker run arbitrary code, and its exploitability is near certain with a 98 percent EPSS score. It sits in CISA KEV as confirmed exploited since March 2022 and has been used in ransomware campaigns, which for a client side Java runtime typically means drive by exploitation through browser applets and malicious pages. Anyone still running an unpatched JRE on desktops or servers is directly exposed.
Do this: Inventory every machine still running Oracle Java SE JRE, uninstall it where not required, and patch or replace remaining installs with a fixed version today.
AI-generated from public data, 2026-07-22. Verify against the vendor advisory before acting.
Senserva AI Opinion and rich prompt for CVE-2012-0507
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Full tracking and change history for CVE-2012-0507
Published and last-revised dates are authoritative, from Microsoft MSRC (or the CISA KEV date-added). Senserva additionally records day-to-day changes from 2026-07-07, refreshed several times a day; the change count reflects that forward-only tracking.
CISA required action
Federal (BOD 22-01) remediation due date: 2022-03-24 (past due).
Apply updates per vendor instructions.
Official fix for CVE-2012-0507
The authoritative fix and affected-version list are published by the vendor. Find the Java SE advisory on Oracle Critical Patch Updates.
Common questions about CVE-2012-0507
Is CVE-2012-0507 actively exploited?
Yes. CVE-2012-0507 was added to the CISA Known Exploited Vulnerabilities (KEV) catalog on 2022-03-03, which means exploitation in the wild has been confirmed, not predicted. Its EPSS 30-day exploitation probability is 98%. CISA also reports it is known to be used in ransomware campaigns.
What is the CISA deadline and required action for CVE-2012-0507?
CISA set the federal (BOD 22-01) remediation due date at 2022-03-24, which has passed; treat any unremediated system as overdue. The verbatim required action: Apply updates per vendor instructions.
What fixes CVE-2012-0507?
The authoritative fix is in the vendor advisory: see Oracle Critical Patch Updates for the patched Java SE versions and any workarounds. KEV listing makes this a fix-first item: patch it ahead of higher-CVSS issues nobody is exploiting.
Can I ask my own AI about CVE-2012-0507?
Yes. This page includes a free, ready-to-paste AI prompt containing CVE-2012-0507's key facts: severity, CVSS, EPSS, the KEV date, the CISA due date, and the required action. Copy it into Claude, ChatGPT, or Copilot; the data is refreshed twice a day (5 AM and 3 PM US Central).
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Authoritative references
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