Hazard

Is CVE-2021-22900 being exploited?

Confirmed exploited in the wild

CISA has evidence of active exploitation. This is not theoretical risk — someone has already used it against someone.

Ivanti Pulse Connect Secure Unrestricted File Upload Vulnerability

Ivanti · Pulse Connect Secure

CVSS 7.2 EPSS 14% no public exploit indexed Fix deadline passed 3 May 2022

What it is

Ivanti Pulse Connect Secure contains an unrestricted file upload vulnerability that allows an authenticated administrator to perform a file write via a maliciously crafted archive upload in the administrator web interface.

Why we say that

  • CISA's federal remediation deadline (2022-05-03) has passed
  • Listed in the CISA Known Exploited Vulnerabilities catalogue

Every line above comes from a named public source. Where the evidence is thin, we say so rather than inventing confidence — see methodology.

What to do

Apply updates per vendor instructions.

What it costs when this goes wrong

This is where UK enforcement meets the vulnerability record. Where an unfixed vulnerability leads to a breach, the ICO treats it as a security failure under UK GDPR. Recent cases:

All UK cases caused by unpatched software →