XSS in Ivanti Connect Secure

CVE-2025-55143

Reflected text injection in Ivanti Connect Secure before 22.7R2.9 or 22.8R2, Ivanti Policy Secure before 22.7R1.6, Ivanti ZTA Gateway before 2.8R2.3-723 and Ivanti Neurons for Secure Access before 22.8R1.4 (Fix deployed on 02-Aug-2025) all…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (7.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-55143?
CVE-2025-55143 is a medium-severity vulnerability in Ivanti Connect Secure, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-09-09.
How severe is CVE-2025-55143?
Medium severity. CVSS v3 base score is 6.1 out of 10.