CVE-2023-21839

Known Exploited Vulnerability Entry External Catalog

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Entry Details

CVE-2023-21839

Confirmed

Yes

2023-05-01 00:00 UTC

Timestamps

2023-05-01

2023-05-01

Scope

KEV entry: Oracle WebLogic Server Unspecified Vulnerability | Affected: Oracle / WebLogic Server | Description: Oracle WebLogic Server contains an unspecified vulnerability that allows an unauthenticated attacker with network access via T3, IIOP, to compromise Oracle WebLogic Server. | Required action: Apply updates per vendor instructions. | Due date: 2023-05-22 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://www.oracle.com/security-alerts/cpujan2023.html; https://nvd.nist.gov/vuln/detail/CVE-2023-21839

References
  • {'id': 'CVE-2023-21839', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2023-21839'}

cb140443-8053-4609-b272-6451675d9728

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 13:24 UTC

2026-02-06 07:53 UTC

Evidence (1)
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [],
  "date_added": "2023-05-01",
  "due_date": "2023-05-22",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "WebLogic Server",
  "vendorProject": "Oracle",
  "vulnerabilityName": "Oracle WebLogic Server Unspecified Vulnerability"
}
 -
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