high Known exploitedREV. 01

CVE-2022-30190Follina — Diagnostic Tool Invoked From a Document

A Windows diagnostic tool can be called through an address handler from inside a document, running attacker code when the file is merely previewed.

YOUR NEXT MOVE

Apply Microsoft's update, and unregister the diagnostic address handler where patching is delayed.

Read the risk

THE VITAL STATS
CVSS score
7.8/ 10
CVSS v3.1
EPSS probability
99%
Likelihood of exploitation
Attack complexity
Low
Conditions needed to exploit
Known exploited
Yes — CISA KEV
CVE published
2022-06-01
Added to KEV
2022-06-14
Exploit published
Yes
Confidence
medium
Kill chain
execution
MITRE ATT&CK
T1203
Severity
high

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

Attacker needsA user opens or previews the crafted document

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-2022-30190 · CRDS 0.1 · Issued 2026-08-07