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CVE Tracker

CVE-2021-22894

Ivanti Pulse Connect Secure Collaboration Suite Buffer Overflow Vulnerability

IN CISA KEV

Ivanti Pulse Connect Secure Collaboration Suite contains a buffer overflow vulnerabilities that allows a remote authenticated users to execute code as the root user via maliciously crafted meeting room.

Vendor
Ivanti
Product
Pulse Connect Secure
CVSS
No score recorded (no NVD record loaded for this entry)
Published
Not recorded
NVD modified
Not recorded

CISA KEV

Date added
2021-11-03
Due date
2022-05-03
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.

EPSS

41.3% chance of exploitation in the next 30 days (percentile 98th)

FIRST EPSS, updated 17 Oct 2026. About EPSS

CVSS is severity, EPSS is likelihood, KEV means already exploited. EPSS is a statistical probability, not a certainty: a low score does not make a bug safe, and a high one does not prove it is being exploited.

Data last updated 18 Oct 2026. Sources: NVD API 2.0, CISA KEV catalog, FIRST EPSS. Links: NVD, CISA KEV. Metadata only. ThreatWire does not host exploit code.