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Threats / Adobe / CVE-2011-0609
CVE-2011-0609 · EUVD no mirror located · GCVE no mirror located Verified 2026-06-22

Adobe Flash Player vulnerability

Adobe Flash Player contains an unspecified vulnerability allowing remote code execution or denial-of-service attacks. The flaw has been actively exploited in the wild.

Verdict

Today item — known-exploited.

This vulnerability poses significant risk due to high exploitability (EPSS 0.92) and confirmed active exploitation. Remote attackers can execute arbitrary code or disrupt service through unspecified attack vectors in Flash Player.

CISA KEV Yes · 2022-06-083EPSS 0.66821 (verify live)4
01

Is it exploitable?

— the evidence, ranked above the score
Reported exploitation
5 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 2022-06-08).
CISA KEV ↗Confirmed
Probability (EPSS)
EPSS 0.66821 — modeled likelihood of exploitation activity.EPSS is a daily-changing model output — open the source for today's value.
Severity / affected
Affected: Adobe, Flash Player. 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 craft a malicious Flash file or web page embedding vulnerable Flash content to deliver my payload to target systems.
Business
End users face compromise of workstations, data theft, and lateral movement into corporate networks through compromised endpoints.
2

Keys to the kingdom — privilege/identity takeover narrative 2

Attacker
I trigger code execution on the victim's machine when they view or interact with my malicious content in a browser.
Business
Organizations experience unauthorized access to sensitive data, intellectual property theft, and potential system takeover.
3

Lateral reach — past segmentation narrative 3

Attacker
I establish persistence or pivot to other systems on the network using the initial code execution foothold.
Business
Incident response costs, system downtime, regulatory compliance violations, and reputational damage accumulate across the organization.
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)
  • 5 reported-exploitation source(s)
  • Catalogued by adobe (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 adobeCNA
    Credited with finding itNo finder named in the public CVE record — the work behind this find is unattributed.