OMENWAVE modelled vulnerability-chaining pathways

CVE-2026-21962

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).

10.0
CVSS Critical
73.2%
EPSS p99
YES
In CISA KEV

Data as of 2 Nov 2026 · NVD, CISA KEV, EPSS

Why chaining, at machine speed

Defenders still triage vulnerabilities one CVE at a time, while increasingly automated attackers combine them at machine speed. Omenwave models the plausible pathways by which this CVE could be chained with others — surfacing them for research and awareness, with evidence for each step.

Modelled capability profile
Kill-chain stage
RECON
Requires
NONE access, NETWORK vector
Grants
PRIV access
Capabilities
information disclosureprivilege gaindata tampering
Model confidence
high · CVSS 3.1
Top plausible next hops
CVE-2021-4034RECON → EXECUTIONhigh plausibility · KEV

The source lands the attacker on the host (code execution or an established foothold), which satisfies the destination's requirement for local access.

A local privilege escalation vulnerability was found on polkit's pkexec utility. The pkexec application is a setuid tool designed to allow unprivileg…

CVE-2014-3120RECON → RECONhigh plausibility · KEV

The access level the source grants already meets or exceeds the access level the destination requires — the position carries over.

The default configuration in Elasticsearch before 1.2 enables dynamic scripting, which allows remote attackers to execute arbitrary MVEL expressions…

CVE-2019-0211RECON → EXECUTIONhigh plausibility · KEV

The source lands the attacker on the host (code execution or an established foothold), which satisfies the destination's requirement for local access.

In Apache HTTP Server 2.4 releases 2.4.17 to 2.4.38, with MPM event, worker or prefork, code executing in less-privileged child processes or threads…

CVE-2020-11652RECON → RECONhigh plausibility · KEV

The access level the source grants already meets or exceeds the access level the destination requires — the position carries over.

An issue was discovered in SaltStack Salt before 2019.2.4 and 3000 before 3000.2. The salt-master process ClearFuncs class allows access to some meth…

CVE-2018-18809RECON → RECONhigh plausibility · KEV

The access level the source grants already meets or exceeds the access level the destination requires — the position carries over.

The default server implementation of TIBCO Software Inc.'s TIBCO JasperReports Library, TIBCO JasperReports Library Community Edition, TIBCO JasperRe…

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Modelled plausible chaining potential derived from public CVE metadata (CVSS, CWE, CPE). Not a confirmed real-world exploit chain and contains no exploitation detail. For research and awareness only.

Methodology · Interactive explorer · JSON: /cve/CVE-2026-21962