critical Known exploitedREV. 01

CVE-2022-47986IBM Aspera Faspex — Deserialization to Remote Code Execution

The Aspera Faspex file-transfer server deserializes a structured document straight out of a request, letting an unauthenticated attacker run code on the system.

YOUR NEXT MOVE

Upgrade Aspera Faspex past 4.4.2 Patch Level 1, and rebuild any server that faced the internet while unpatched.

Read the risk

THE VITAL STATS
CVSS score
9.8/ 10
CVSS v3.1
EPSS probability
100%
Likelihood of exploitation
Attack complexity
Low
Conditions needed to exploit
Known exploited
Yes — CISA KEV
CVE published
2023-02-17
Added to KEV
2023-02-21
Exploit published
Not recorded
Confidence
high
Kill chain
initial access
MITRE ATT&CK
T1190, T1059
Severity
critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attacker needsNetwork access to the transfer service

Behind the card

5 REFERENCES
Field-level provenanceTRACE THE SOURCES +

Which source supports each field, when it was retrieved, and who extracted it.

FieldsSourceRetrievedExtractorConfidence
cvss, exploitation.attack_complexity, exploitation.exploit_available, references, published_atnvd.nist.gov2026-08-07scrty-crds-pipeline/0.1high
exploitation.known_exploited, exploitation.kev_addedcisa.gov2026-08-07scrty-crds-pipeline/0.1high
epssapi.first.org2026-08-07scrty-crds-pipeline/0.1high
title, summary, severity, remediation, mitre_attack, kill_chain, recommended_action, confidence, tags, exploitation.prerequisitesnvd.nist.gov2026-08-07claude-codehigh

Printing history

THE RECORD
  1. r1Initial base card

First printing. This card has not been reprinted since publication.

crds:cve-2022-47986 · CRDS 0.1 · Issued 2026-08-07