Vulnerability details

CVE-2026-21962

Actively exploited
Oracle HTTP Server
CVSS 3.1
10.0Critical

Official description

Vulnerability in the Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in product of Oracle Fusion Middleware (component: Weblogic Server Proxy Plug-in for Apache HTTP Server, Weblogic Server Proxy Plug-in for IIS). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in. While the vulnerability is in Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data as well as unauthorized access to critical data or complete access to all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data. Note: Affected version for Weblogic Server Proxy Plug-in for IIS is 12.2.1.4.0 only. CVSS 3.1 Base Score 10.0 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N).

CVSS scores

ScoreVersionSourceVector
10.0Critical 3.1 CVEProject cvelistV5 (CNA) (oracle) CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

Affected products

VendorProductVersionsSource
Oracle Corporation Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in 12.2.1.4.0 CVEProject cvelistV5 (CNA)
Oracle Corporation Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in 14.1.1.0.0 CVEProject cvelistV5 (CNA)
Oracle Corporation Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in 14.1.2.0.0 CVEProject cvelistV5 (CNA)

References and advisories

5
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Details

Published
2026-01-21
Last updated
2026-08-25
State
Published
Assigner (CNA)
oracle
Kolun priority
80 · High

CISA KEV catalog

Date added
2026-08-24
Due date
2026-08-27
Used in ransomware
Unknown

Exploit prediction (EPSS)

73.19%
Probability of exploitation in 30 days
99.4%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
Yes
Exploitation
Active
Technical impact
Total

Weaknesses (CWE)

  • CWE-284
    Improper Access Control