CVE-2016-4117
Adobe Flash Player Arbitrary Code Execution Vulnerability
- High 7.8
- Exploited: added to CISA KEV 3 Mar 2022
- Used in ransomware campaigns
- A public exploit reference is listed
Description
Adobe Flash Player 21.0.0.226 and earlier allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in May 2016.
Key facts
- Published
- 11 May 2016
- Last changed
- 10 Sep 2026
- Assigned by
- adobe
- KEV added
- 3 Mar 2022
- KEV fix due
- 24 Mar 2022
- Used in ransomware
- Yes, according to CISA
- EPSS
- 94.271% likely to be exploited in the next 30 days, higher than 99.852% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: no; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 7.8CVSS 3.1, Highfrom CISA (ADP container)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
What to do
- The impacted product is end-of-life and should be disconnected if still in use.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a |
|
Timeline
- 11 May 2016 Published
- 3 Mar 2022 Added to the CISA KEV catalogue