ExploitedIn CISA KEV

CVE-2024-21182

Exploitation confirmed. First attested on 2026-06-01 by CISA-ADP, CISA KEV, GCVE · kevintel.

Published2024-07-16

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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).

Timeline

dates in UTC

2024-07-1623:15CVE publishedNVD
2026-06-01Listed as exploited by GCVEGCVE
2026-06-01Exploitation first reportedCISA KEV
2026-06-01Added to the CISA KEV catalogCISA KEV
2026-06-0117:32SSVC exploitation set to activeCISA-ADP
2026-10-2319:23First public proof of conceptPoC-in-GitHub
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2024-21182?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-21182?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Oracle weblogic server

Branch	Affected	Fixed in	Source
12.2	= 12.2.1.4.0	no fix published	NVD
14.1	= 14.1.1.0.0	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

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.due 2026-06-04

Advisories and patches

www.oracle.comVendor Advisory

Detection

read 2026-10-23 19:24 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 4 repositories, unverifiedk4it0k1d/CVE-2024-21182kursadalsan/CVE-2024-21182dinosn/CVE-2024-21182fevar54/CVE-2024-21182---Oracle-WebLogic-Server-JNDI-Injection-RCE

CISA Known Exploited Vulnerability

Date Added: 2026-06-01
Patch Due Date: 2026-06-04
Ransomware Use: Unknown
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.

Sources

NVDCVE recordread 2026-10-23
CISA KEVKEV entry2026-06-01
GCVEexploitation2026-06-01
CISA-ADPSSVC decisionactive2026-06-01
OpenCVESSVC decisionactive—
CNACVSS 3.17.5read 2026-10-23
FIRST EPSSEPSS score74.2 %read 2026-10-23
PoC-in-GitHubproof of concept4read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published: 2024-07-16
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2024-21182?

Is CVE-2024-21182 actively exploited?

Yes. CVE-2024-21182 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2026-06-04.

What is the CVSS score for CVE-2024-21182?

CVE-2024-21182 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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