CVE-2017-9805

Apache — Apache Struts Deserialization of Untrusted Data Vulnerability

CISA KEV · in the CISA KEV catalog since 2021-11-03

What EVULNABLE says

EVULNABLE Risk · priority 85/100 Immediate Intelligence coverage 75/90 — no pre-patch disclosure data
Overdue by 4.3 yearsCISA KEVActively Exploited

Why it matters: Listed in the CISA KEV catalog, and an EPSS probability of 0.994.

Patch Immediately

The priority band answers “how soon”, not “how bad” — see Methodology for what it weighs and where it abstains.

The evidence behind it

Published measurements for CVE-2017-9805
MeasureValueSource
CVSS base score 8.1 NVD
FIRST EPSS 0.994 (99.94th pctl) FIRST
Actively exploited Confirmed CISA KEV
Ransomware campaign use Unknown or none CISA KEV
CISA remediation deadline 2022-05-03 — Overdue by 4.3 years CISA KEV
Intelligence coverage 75/90 — no pre-patch disclosure data

What CISA says to do

This page is an opinion about urgency. Where it and a source of record disagree, the source of record is the record.