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Threats / Microsoft / CVE-2016-0185
CVE-2016-0185 · EUVD no mirror located · GCVE no mirror located Verified 2026-06-22

Microsoft Windows vulnerability

Windows Media Center remote code execution via specially crafted Media Center link files (.mcl) containing malicious code references.

Verdict

Today item — known-exploited.

A remote code execution vulnerability in Windows Media Center allows attackers to execute arbitrary code by crafting malicious .mcl files. The vulnerability is actively exploited in the wild with high EPSS score, posing significant risk to affected systems.

CISA KEV Yes · 2021-11-033EPSS 0.6994 (verify live)4
01

Is it exploitable?

— the evidence, ranked above the score
Reported exploitation
1 independent public report of in-the-wild exploitation are cataloged.Distinct reporting sources (vendor, incident response, government); open them for the underlying claims.
cisa.gov ↗Confirmed
Exploited in the wild
Listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03).
CISA KEV ↗Confirmed
Probability (EPSS)
EPSS 0.6994 — modeled likelihood of exploitation activity.EPSS is a daily-changing model output — open the source for today's value.
Severity / affected
Affected: Microsoft, Windows. Confirm exact fixed builds in the vendor advisory.
NVD ↗Reported
Weakness (CWE)
Mapped to CWE-20 Improper Input Validation.CWE assignment from the public NVD record; the weakness class drives how the flaw is exploited.
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 craft a malicious .mcl file containing references to executable code and distribute it via email or web.
Business
Users unknowingly open the file, triggering code execution and potential system compromise or data theft.
2

Keys to the kingdom — privilege/identity takeover narrative 2

Attacker
I host the malicious .mcl file on a compromised or attacker-controlled website for drive-by download scenarios.
Business
Visitors to the site experience silent infection without user interaction, expanding attack surface across the organization.
3

Lateral reach — past segmentation narrative 3

Attacker
I embed the .mcl file in a social engineering campaign targeting media professionals or entertainment industry users.
Business
High-value targets gain unauthorized access to sensitive content, intellectual property, or internal systems.
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)
  • 1 reported-exploitation source(s)
  • CWE weakness mapping (NVD)
  • Catalogued by microsoft (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 microsoftCNA
    Credited with finding itNo finder named in the public CVE record — the work behind this find is unattributed.