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Vulnerabilities

Vulnerability · CVE-2019-11543

XSS exists in the admin web console in Pulse Secure Pulse Connect Secure (PCS) 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, and 8.1RX before 8.1R15.1 and Pulse Policy S…

Published Apr 26, 2019 · catalog updated Jun 17, 2026 · connect secure

Last checked Nov 8, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2019-11543. EPSS is 3.11%. Act only if a listed version of connect secure is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
3.11%
Remediation
Advisory link
Affected products
cpe ivanti/connect secure · cpe pulsesecure/pulse connect secure

XSS exists in the admin web console in Pulse Secure Pulse Connect Secure (PCS) 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, and 8.1RX before 8.1R15.1 and Pulse Policy Secure 9.0RX before 9.0R3.2, 5.4RX before 5.4R7.1, and 5.2RX before 5.2R12.1.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe ivanti/connect secure8.1
  • cpe ivanti/connect secure8.3
  • cpe pulsesecure/pulse connect secure8.1r1.0
  • cpe pulsesecure/pulse connect secure8.1rx
  • cpe pulsesecure/pulse connect secure8.3rx
  • cpe pulsesecure/pulse connect secure9.0r1

How to fix CVE-2019-11543

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2019-11543. EPSS is 3.11%. Act only if a listed version of connect secure is installed.

Which versions are affected?

Compare what you have installed with ivanti/connect secure 8.1; ivanti/connect secure 8.3; pulsesecure/pulse connect secure 8.1r1.0; pulsesecure/pulse connect secure 8.1rx. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-79: Cross-site Scripting (XSS). EPSS 3.11%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Ivanti Connect Secure security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 26, 2019 · Monitored products — critical

    Detected

    XSS exists in the admin web console in Pulse Secure Pulse Connect Secure (PCS) 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, and 8.1RX before 8.1R15.1 and Pulse Policy Secure 9.0RX before 9.0R3.2, 5.4RX before 5.4R7.1, and 5.2RX before 5.2R12.1.

  2. Jun 17, 2026 · Monitored products — critical

    Updated

    XSS exists in the admin web console in Pulse Secure Pulse Connect Secure (PCS) 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, and 8.1RX before 8.1R15.1 and Pulse Policy Secure 9.0RX before 9.0R3.2, 5.4RX before 5.4R7.1, and 5.2RX before 5.2R12.1.

Sources

  • CVE.orgVulnerability recordCVE-2019-11543

    Official CVE identifier

    cve.org
  • Monitored products — criticalVendor advisoryCVE-2019-11543

    XSS exists in the admin web console in Pulse Secure Pulse Connect Secure (PCS) 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, and 8.1RX before 8.1R15.1 and Pulse Policy Secure 9.0RX before 9.0R3.2, 5.4RX before 5.4R7.1, and 5.2RX before 5.2R12.1.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 8, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 4, 2026
  • Monitored products — criticalNov 2, 2026