CVE-2019-11510

● Known-exploited CRITICAL ⚠ Exploit

In Pulse Secure Pulse Connect Secure (PCS) 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4, an unauthenticated remote attacker can send a specially crafted URI to perform an arbitra...

Affects 1 product across 1 vendor.

CVSS 3.110.0
EPSS100.0%
Percentile100th
PatchUnknown
Known-exploited since2021-11-03
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, no user interaction needed, can impact systems beyond the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-22: Path Traversal

Attacker manipulates file path inputs to access files outside the intended directory.

Related Attack Patterns (CAPEC)
CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
via CWE-22
CAPEC-76 Manipulating Web Input to File System Calls
via CWE-22
CAPEC-78 Using Escaped Slashes in Alternate Encoding
via CWE-22
CAPEC-79 Using Slashes in Alternate Encoding
via CWE-22
CAPEC-126 Path Traversal
via CWE-22

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

CVE-2019-11510 affects Pulse Secure Pulse Connect Secure (PCS) versions 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4. An unauthenticated remote attacker can exploit this vulnerability to read arbitrary files, leading to a complete compromise of the system. The CVSS score is 10.0, indicating critical severity, and the vulnerability has a public proof-of-concept and known exploits. Immediate action is required to mitigate the risk.

BSID: BS-2019-GLOBAL-230918-C • Model: Qwen/Qwen2.5-72B-Instruct-AWQ • Confidence: HIGH

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Frequently Asked Questions
What is CVE-2019-11510?
CVE-2019-11510 affects Pulse Secure Pulse Connect Secure (PCS) versions 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4. An unauthenticated remote attacker can exploit this vulnerability to read arbitrary files, leading to a complete compromise of the system. The CVSS score is 10.0, indicating critical severity, and the vulnerability has a public proof-of-concept and known exploits. Immediate action is required to mitigate the risk.
What is the CVSS score for CVE-2019-11510?
CVE-2019-11510 has CVSS 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H. EPSS: 100.0%.
Is CVE-2019-11510 actively exploited?
Yes. CVE-2019-11510 is in the CISA known-exploited catalog (added 2021-11-03). Active exploitation confirmed. Immediate patching required.
How do I remediate CVE-2019-11510?
Priority: IMMEDIATE. PSIRT: [email protected]
What systems are affected by CVE-2019-11510?
CVE-2019-11510 affects Ivanti Connect Secure.
What NERC-CIP standard applies to CVE-2019-11510?
NERC CIP CIP-007 CIP-007-R2: This CVE violates CIP-007-R2 because it allows unauthorized access to the control center, which could compromise the security of the electronic security perimeter.
What IEC 62443 requirement maps to CVE-2019-11510?
IEC 62443 SR 7.6: This CVE maps to SR 7.6 because it involves a vulnerability that allows unauthorized access to the system, which can lead to the disclosure of sensitive information and potential further exploitation.
Vulnerability Details
CVE IDCVE-2019-11510
BSIDBS-2019-GLOBAL-230918-C BreachSpider Global ID
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published2019-05-08
Last Modified2026-06-17
ICS Relevance15%
Weakness (CWE)
SourceNVD
Official Description

In Pulse Secure Pulse Connect Secure (PCS) 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4, an unauthenticated remote attacker can send a specially crafted URI to perform an arbitrary file reading vulnerability .

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

The vulnerability allows an unauthenticated remote attacker to send a specially crafted URI to the affected Pulse Connect Secure (PCS) appliance, which can result in the reading of arbitrary files. This can lead to the disclosure of sensitive information, including configuration files and credentials, potentially allowing further exploitation and full system compromise.

Exploitation Likelihood: CRITICAL

Affected Products
VendorProductAffected Versions
Ivanti Connect Secure 8.2 8.3 9.0
Remediation

No official vendor advisory link on record. See the CVE record →

Vendor PSIRT: [email protected]
Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 2717 Days
CISA known-exploited● Active Exploitation Confirmed (added 2021-11-03)
Public Exploit⚠ Available — Reference
PoC CodeNot confirmed
● Compensating Controls — AI-drafted, review before deploying MEDIUM CONFIDENCE

Implement strict network segmentation and access controls to limit exposure of the Pulse Connect Secure (PCS) appliance to untrusted networks. Regularly monitor logs for suspicious activity and apply the latest security patches as soon as they become available.

No reliable network detection signature exists for this vulnerability class — apply the compensating controls above and the vendor patch. A network rule is only drafted when a concrete on-the-wire signature can be grounded in the advisory.

NERC CIP: CIP-007 CIP-007-R2
This CVE violates CIP-007-R2 because it allows unauthorized access to the control center, which could compromise the security of the electronic security perimeter.
IEC 62443: SR 7.6
This CVE maps to SR 7.6 because it involves a vulnerability that allows unauthorized access to the system, which can lead to the disclosure of sensitive information and potential further exploitation.

Drafted by AI and not validated for your network. Test in an isolated environment before any production deployment. Compensating control only - does not replace vendor patch.

AI Enrichment Record — provenance & audit hash
ModelQwen/Qwen2.5-72B-Instruct-AWQ
ConfidenceHIGH
Enriched At2026-05-24
SHA-512 Audit Hash8eaade1fb0ac3464977d7fc95e3da944cab98c6539be794fbc4e4fc7a377aef66e183e7baa1837f423b72c09543e39a3291be54042d0121ca9da97a92fd5df4a
Related CVEs affecting Ivanti
CVE-2026-10520 10.0 An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R1... CVE-2021-22893 10.0 Pulse Connect Secure 9.0R3/9.1R1 and higher is vulnerable to an authenticatio... CVE-2016-4787 10.0 Pulse Connect Secure (PCS) 8.2 before 8.2r1, 8.1 before 8.1r2, 8.0 before 8.0... CVE-2023-46808 9.9 An file upload vulnerability in Ivanti ITSM before 2023.4, allows an authenti... CVE-2020-13774 9.9 An unrestricted file-upload issue in EditLaunchPadDialog.aspx in Ivanti Endpo...
View all Ivanti CVEs →

This Vulnerability Is Being Actively Exploited

CVE-2019-11510 is on the CISA known-exploited list - confirmed active exploitation in the wild. BreachSpider flags known-exploited CVEs on the ICS assets they affect, with known-exploited status synced daily from CISA.

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