Known exploited vulnerability
CVE-2024-21182
The short answer
CVE-2024-21182 affects Oracle Corporation WebLogic Server and is rated high (CVSS 7.5). CISA added it to the Known Exploited Vulnerabilities catalog on 2026-06-01: attackers are using it, so patch it first.
What it is
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3, IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebLogic Server accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
Severity
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploited (CISA KEV)
Yes, since Jun 1, 2026
Federal due date Jun 4, 2026
EPSS, next 30 days
74%
Higher than 99% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
What CISA says to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Affected products
WebLogic Server. NVD's record lists the exact affected versions.
References
- www.oracle.com/security-alerts/cpujul2024.html Vendor Advisory
- www.oracle.com/security-alerts/cpujul2024.html Vendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21182 US Government Resource
Questions
Is CVE-2024-21182 being exploited?
Yes. CISA added CVE-2024-21182 to its Known Exploited Vulnerabilities catalog on 2026-06-01, with a federal remediation due date of 2026-06-04.
How do I fix CVE-2024-21182?
CISA's required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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