CVE-2019-11510VulnerabilityPublished 11/03/2021Updated 10/24/2026

CVE-2019-11510: Ivanti Pulse Connect Secure Arbitrary File Read Vulnerability

Affects Ivanti Pulse Connect SecureSource CISA KEV

Severity

High

No CVSS score published yet

Exploitation: Actively exploited – in CISA KEV since 11/03/2021
KEV deadline: 05/03/2022
Ransomware: Used in ransomware campaigns
EPSS: 100.0% chance of exploitation in 30 days – higher than 99% of CVEs

What to do

CISA required action

Apply updates per vendor instructions.

Description

CVE-2019-11510 is an arbitrary file read vulnerability in Ivanti Pulse Connect Secure that allows unauthenticated remote attackers with network access via HTTPS to read arbitrary files by sending a specially crafted URI. This vulnerability has been exploited in the wild and is known to have been used in ransomware campaigns.

Summary

Ivanti Pulse Connect Secure contains a vulnerability (CVE-2019-11510) that permits an unauthenticated remote attacker to perform arbitrary file reads by sending a specially crafted URI over HTTPS. This flaw enables attackers to access sensitive files on the affected system without authentication. The vulnerability has been actively exploited in the wild, including use in ransomware campaigns, indicating its critical nature and real-world impact.

Impact

The vulnerability allows unauthenticated remote attackers to read arbitrary files on vulnerable Pulse Connect Secure devices, potentially exposing sensitive information. Exploitation has been observed in the wild and leveraged in ransomware campaigns, increasing the risk to affected organizations.

Mitigation

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is confirmed, organizations should monitor vendor communications closely and apply any recommended mitigations promptly.

Weaknesses

CWE-22Path Traversal (opens in a new tab)

What to do

Description

AnalysisAI-generated, updated 10/24/2026, 08:56:31 UTC

Weaknesses

References

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