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CVE-2025-55145

HIGH
8.9
CVSS Score
Published: September 9, 2025 at 03:22 PM UTC
Updated: October 18, 2026 at 09:10 PM UTC
4 products affected across 1 vendorConnect SecurePolicy SecureZero Trust Access Gateway

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Severity
HIGH8.9
Exploit prediction
EPSS 0.7%
SSVC
No known exploit

Description

Missing authorization 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) allows a remote authenticated attacker to hijack existing HTML5 connections.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Connect Secure· Ivanti
95%
v < 22.722.722.7 r122.7 r1.122.7 r1.222.7 r1.322.7 r1.422.7 r1.522.7 r222.7 r2.122.7 r2.222.7 r2.322.7 r2.422.7 r2.522.7 r2.622.7 r2.722.7 r2.8
Vendor states this is fixed in 22.7R2.9 (unaffected)
Vendor states this is fixed in 22.8R2 (unaffected)
Neurons for Secure Access· Ivanti
95%
v < 22.822.822.8 r122.8 r1.122.8 r1.222.8 r1.3
Vendor states this is fixed in 22.8R1.4 (Fix deployed on 02-Aug-2025) (unaffected)
Vendor states this is fixed in 22.8R1.4 (Fix deployed on 2-Aug-2025) (unaffected)
Policy Secure· Ivanti
95%
v < 22.722.722.7 r122.7 r1.122.7 r1.222.7 r1.322.7 r1.422.7 r1.5
Vendor states this is fixed in 22.7R1.6 (unaffected)
Zero Trust Access Gateway· Ivanti
95%
22.822.8 r2.2
Vendor states this is fixed in 2.8R2.3-723 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: 3c1d8aa1-5a33-4ea4-8992-aadd6440af75
https://forums.ivanti.com/s/article/September-Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-and-Neurons-for-Secure-Access-Multiple-CVEs?language=en_US

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.9HIGHivanti
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
LOW
Vector?

Quick Info

StatusANALYZED
CWE
CWE-862

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