Threats / Adobe / CVE-2013-0648
CVE-2013-0648
· EUVD no mirror located
· GCVE no mirror located
Verified 2026-06-22
Adobe Flash Player vulnerability
Adobe Flash Player contains an unspecified vulnerability in ExternalInterface ActionScript functionality allowing remote code execution through crafted SWF content.
Verdict
Today item — known-exploited.
Remote attacker can execute arbitrary code by delivering malicious SWF files that exploit ExternalInterface functionality. This vulnerability has been observed in active exploitation in the wild.
01
Is it exploitable?
— the evidence, ranked above the scoreReported exploitation
3 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 2024-09-17).
Probability (EPSS)
EPSS 0.11094 — 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.
02
Who’s exploiting it?
— attribution turns risk into urgencyAttribution 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 board1
Front door — unauthenticated access narrative 1
Attacker
I craft a malicious SWF file that exploits the ExternalInterface vulnerability to bypass security restrictions.
Business
Attackers gain arbitrary code execution capability on victim systems running vulnerable Flash Player.
2
Keys to the kingdom — privilege/identity takeover narrative 2
Attacker
I distribute the SWF through web content, email, or compromised websites to reach target users.
Business
Organization faces potential compromise of user endpoints and data exfiltration risk.
3
Lateral reach — past segmentation narrative 3
Attacker
I execute arbitrary code with the privileges of the Flash Player process to establish persistence or lateral movement.
Business
Attackers can deploy secondary payloads, steal credentials, or pivot to internal network resources.
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