Adobe Flash Player Memory Corruption Vulnerability
What it is
A memory corruption vulnerability exists in Adobe Flash Player that allows an attacker to perform remote code execution.
Who's affected
Affects anyone running Adobe Flash Player. If it's part of your document workflow, exploitation can lead to code execution when a user opens an attacker-controlled file.
What to do
The impacted product is end-of-life and should be disconnected if still in use.
CISA action deadline: March 24, 2022. Federal agencies must complete the required action by this date. For private SMBs the deadline is advisory — but treat it as a strong recommendation, especially if you handle regulated data (HIPAA, GLBA, ABA model rules).
If you don't have someone in-house to verify the patch deployed across every endpoint — or you're not sure whether you're affected — that's exactly the kind of triage we do. Book a free 20-minute triage call.
Severity
CVSS base score: 9.8 — CRITICAL
Weakness classification: CWE-787
Source
Pulled daily from the public cisagov/kev-data mirror (CC0). View the original entry on cisa.gov. CISA KEV is US-Government public-domain data; we add the SMB-vertical framing and the coping action above.