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Exploited vulnerability · CISA KEV

Is CVE-2024-21182 exploited? Yes: in CISA KEV since 1 Jun 2026

Gociux · Oracle WebLogic Server · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2024-21182, Oracle WebLogic Server Unspecified Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 1 Jun 2026, 685 days after it was published. It affects Oracle WebLogic Server. If you run it, CISA's required action is: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

exploitedYesCISA KEV · 1 Jun 2026
ransomwareNot knownno confirmed use
EPSStop 1%among the most likely CVEs to be exploited
severity7.5CVSS 3.1 · high
US federal due4 Jun 2026BOD 22-01 deadline

What it is

Oracle WebLogic contains an unspecified vulnerability that could allow an 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.

VendorOracle (46 exploited CVEs in KEV)
ProductWebLogic Server
VulnerabilityOracle WebLogic Server Unspecified Vulnerability
Weaknessnot specified
Published16 Jul 2024
Added to KEV1 Jun 2026
Reported by (CNA)oracle

What to do

  1. Check whether you run it. Look for WebLogic Server in your asset inventory, including appliances and cloud images. Stack check lists every exploited Oracle CVE at once.
  2. Apply the fix. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
  3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 16 Jul 2024.
  4. Get told next time. Email alerts when CISA adds a CVE for Oracle.

Other exploited CVEs in WebLogic Server

References

Questions

Is CVE-2024-21182 being exploited?

Yes. CISA added CVE-2024-21182 to the Known Exploited Vulnerabilities catalog on 1 Jun 2026, which means there is reliable evidence of exploitation in the wild.

Is CVE-2024-21182 used in ransomware attacks?

CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.

How do I fix CVE-2024-21182?

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Check Oracle's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected WebLogic Server and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in June 2026 · Oracle scorecard · act-now radar.

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