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Threats / Oracle / CVE-2020-14883
CVE-2020-14883 · EUVD no mirror located · GCVE no mirror located Verified 2026-06-22

Oracle WebLogic Server vulnerability

Oracle WebLogic Server Console contains an unspecified vulnerability affecting confidentiality, integrity, and availability. The vulnerability is actively exploited in the wild.

Verdict

Today item — known-exploited.

An unspecified flaw in the WebLogic Server Console component permits remote compromise with high impact across confidentiality, integrity, and availability. Active exploitation in the wild indicates immediate risk to deployed instances.

CISA KEV Yes · 2021-11-033EPSS 0.97929 (verify live)4Exploit Weaponized · public PoC5
01

Is it exploitable?

— the evidence, ranked above the score
Exploit available
Fully weaponized — public exploit code is cataloged for this vulnerability.We link the existence of the exploit; we do not host or redistribute payloads.
Reported exploitation
256 independent public reports of in-the-wild exploitation are cataloged.Distinct reporting sources (vendor, incident response, government); open them for the underlying claims.
Exploited in the wild
Listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03).
CISA KEV ↗Confirmed
Probability (EPSS)
EPSS 0.97929 — modeled likelihood of exploitation activity.EPSS is a daily-changing model output — open the source for today's value.
Severity / affected
Affected: Oracle, WebLogic Server. Confirm exact fixed builds in the vendor advisory.
NVD ↗Reported
02

Who’s exploiting it?

— attribution turns risk into urgency
Attribution not established

No confirmed (advisory-backed) threat-actor attribution is established for this record. Absence of a named actor is not absence of compromise — see Coverage & confidence.

03

Why it matters

— the attack path, told twice: adversary, then board
1

Front door — unauthenticated access narrative 1

Attacker
I identify and target an exposed or accessible WebLogic Server Console instance.
Business
Attackers gain initial access to critical application infrastructure without authentication barriers.
2

Keys to the kingdom — privilege/identity takeover narrative 2

Attacker
I exploit the unspecified Console vulnerability to execute unauthorized actions or extract sensitive data.
Business
Confidential business data, credentials, and system configurations are exposed to adversaries.
3

Lateral reach — past segmentation narrative 3

Attacker
I modify system settings, deploy malicious code, or alter application behavior through Console access.
Business
System integrity is compromised, enabling persistent access and lateral movement within the enterprise.
4

Data at risk — exfiltration narrative 4

Attacker
I disrupt or disable critical WebLogic services and dependent applications.
Business
Business operations suffer downtime and service unavailability affecting revenue and customer trust.
04

What to do

— defensible action
  • Remediate per the vendor advisory — confirm the fixed build for your version and verify exposure.1
Say it to the boardA vulnerability with this evidence profile is a defensible budget line, not a backlog ticket — fund the change against the proof above.
05

Coverage & confidence

— what we know, and what we don’t

Established (cited)

  • KEV listing (CISA)
  • EPSS probability (FIRST)
  • Weaponized exploit available (VulnCheck)
  • 256 reported-exploitation source(s)
  • Public exploit availability
  • Catalogued by oracle (CNA)
  • Coverage gaps — stated, not hidden

  • No EUVD / GCVE mirror in feed — single-authority dependency for the identifier.
  • EPSS & exposure are time-varying; verify live at the source.
  • Threat-actor attribution not established from feed data — absence of a name is not absence of compromise.
  • No finder/reporter credit recorded in the public CVE entry — the work behind this find is unattributed.
  • Disclosure & credit2
    Catalogued by oracleCNA
    Credited with finding itNo finder named in the public CVE record — the work behind this find is unattributed.